diff --git a/.hgignore b/.hgignore
index d817223..6ae0f74 100644
--- a/.hgignore
+++ b/.hgignore
@@ -32,4 +32,8 @@ missing
 
 # Ignoring executables
 *_test
-cpchop
+dune/upscaling/test/cpchop
+examples/upscale_avg
+examples/upscale_cond
+examples/upscale_perm
+examples/upscale_relperm
diff --git a/examples/upscale_avg.cpp b/examples/upscale_avg.cpp
index 8979a19..69adfda 100644
--- a/examples/upscale_avg.cpp
+++ b/examples/upscale_avg.cpp
@@ -239,9 +239,9 @@ int main(int varnum, char** vararg) {
     const std::vector<int>& ecl_idx = upscaler.grid().globalCell();
     CpGrid::Codim<0>::LeafIterator c = upscaler.grid().leafbegin<0>();
     for (; c != upscaler.grid().leafend<0>(); ++c) {
-      uint cell_idx = ecl_idx[c->index()];
+      size_t cell_idx = ecl_idx[c->index()];
       
-      //for (uint cell_idx = 0; cell_idx < num_eclipse_cells; ++cell_idx) {
+      //for (size_t cell_idx = 0; cell_idx < num_eclipse_cells; ++cell_idx) {
         if (!use_actnum){
           cellVolumes[cell_idx] = c->geometry().volume();
         }
@@ -270,7 +270,7 @@ int main(int varnum, char** vararg) {
         
         int zeroporocells = 0;
         int negativeporocells = 0;
-        for (uint cell_idx = 0; cell_idx < (uint)num_eclipse_cells; ++cell_idx) {
+        for (size_t cell_idx = 0; cell_idx < (size_t)num_eclipse_cells; ++cell_idx) {
             if  (poros[cell_idx] == 0) {
                 ++zeroporocells;
             }
@@ -295,7 +295,7 @@ int main(int varnum, char** vararg) {
     if (doperm) {
         int zeropermcells = 0;
         int negativepermcells = 0;
-        for (uint cell_idx = 0; cell_idx < (uint)num_eclipse_cells; ++cell_idx) {
+        for (size_t cell_idx = 0; cell_idx < (size_t)num_eclipse_cells; ++cell_idx) {
             if (cellVolumes[cell_idx] > emptycellvolumecutoff) {
                 permxsum += permxs[cell_idx];
                 volpermxsum += permxs[cell_idx] * cellVolumes[cell_idx];
@@ -378,7 +378,7 @@ int main(int varnum, char** vararg) {
         int maxsatnumvalue = 0;
         // Check that SATNUM are set sensibly, that is > 0 and < 1000, and find number
         // of unique satnums present ( = number of rocktypes)
-        for (uint i = 0; i < (uint)satnums.size(); ++i) {
+        for (size_t i = 0; i < (size_t)satnums.size(); ++i) {
             if (satnums[i] > maxsatnumvalue) {
                 maxsatnumvalue = satnums[i];
             }
@@ -416,7 +416,7 @@ int main(int varnum, char** vararg) {
         activecellcount_rocktype.resize(maxsatnumvalue+1, 0);
 
         // Now loop over cells to collect statistics pr. rocktype
-        for (uint cell_idx = 0; cell_idx < (uint)num_eclipse_cells; ++cell_idx) {
+        for (size_t cell_idx = 0; cell_idx < (size_t)num_eclipse_cells; ++cell_idx) {
             ++totalcellcount_rocktype[satnums[cell_idx]];
             if (cellVolumes[cell_idx] > emptycellvolumecutoff) {
                 ++activecellcount_rocktype[satnums[cell_idx]];
@@ -441,7 +441,7 @@ int main(int varnum, char** vararg) {
           phi_var = 1/V*sum(v_i*(phi_i-phi_avg)^2)
         */
         if (doporosity) {
-            for (uint cell_idx = 0; cell_idx < (uint)num_eclipse_cells; ++cell_idx) {
+            for (size_t cell_idx = 0; cell_idx < (size_t)num_eclipse_cells; ++cell_idx) {
                 if (cellVolumes[cell_idx] > emptycellvolumecutoff) {
                     porosityvariancesum_rocktype[satnums[cell_idx]] += cellVolumes[cell_idx] 
                         * pow((poros[cell_idx]-porevolumesum_rocktype[satnums[cell_idx]]/volumesum_rocktype[satnums[cell_idx]]),2);
diff --git a/examples/upscale_cond.cpp b/examples/upscale_cond.cpp
index 9c346aa..4ea1b3b 100644
--- a/examples/upscale_cond.cpp
+++ b/examples/upscale_cond.cpp
@@ -472,7 +472,7 @@ int main(int varnum, char** vararg)
         zero and less than minPerm.
       - Check maximum number of SATNUM values (can be number of rock types present)
    */
-   for (uint i = 0; i < satnums.size(); ++i) {
+   for (size_t i = 0; i < satnums.size(); ++i) {
        if (satnums[i] < 0 || satnums[i] > 1000) { 
            if (isMaster) cerr << "satnums[" << i << "] = " << satnums[i] << ", not sane, quitting." << endl;
            usageandexit();
@@ -519,7 +519,7 @@ int main(int varnum, char** vararg)
    const std::vector<int>& ecl_idx = upscaler.grid().globalCell();
    CpGrid::Codim<0>::LeafIterator c = upscaler.grid().leafbegin<0>();
    for (; c != upscaler.grid().leafend<0>(); ++c) {
-       uint cell_idx = ecl_idx[c->index()];
+       size_t cell_idx = ecl_idx[c->index()];
        if (satnums[cell_idx] > 0) { // Satnum zero is "no rock"
            cellVolumes[cell_idx] = c->geometry().volume();
            cellPoreVolumes[cell_idx] = cellVolumes[cell_idx] * poros[cell_idx];
@@ -598,7 +598,7 @@ int main(int varnum, char** vararg)
       rock basis, the rock types that are not set explicitly, will be
       given the general value.
    */
-   for (uint i = 1; i <= (uint)maxSatnum; ++i) {
+   for (size_t i = 1; i <= (size_t)maxSatnum; ++i) {
 
        stringstream rocktypestring;
        rocktypestring << i; // integer to string conversion.
@@ -703,8 +703,8 @@ int main(int varnum, char** vararg)
        double waterVolume = 0.0;
        CpGrid::Codim<0>::LeafIterator c = upscaler.grid().leafbegin<0>();
        for (; c != upscaler.grid().leafend<0>(); ++c) {
-           uint cell_idx = ecl_idx[c->index()];
-           //           for (uint cell_idx = 0; cell_idx < satnums.size(); ++cell_idx) {
+           size_t cell_idx = ecl_idx[c->index()];
+           //           for (size_t cell_idx = 0; cell_idx < satnums.size(); ++cell_idx) {
            //if (LFgrid.getCellIndex(cell_idx) != EMPTY) {
            double waterSaturationCell = 0.0;
            if (satnums[cell_idx] > 0) { // handle "no rock" cells with satnum zero
@@ -832,8 +832,8 @@ int main(int varnum, char** vararg)
 
            CpGrid::Codim<0>::LeafIterator c = upscaler.grid().leafbegin<0>();
            for (; c != upscaler.grid().leafend<0>(); ++c) {
-               uint cell_idx = ecl_idx[c->index()];
-               //               for (uint cell_idx = 0; cell_idx < satnums.size(); ++cell_idx) {
+               size_t cell_idx = ecl_idx[c->index()];
+               //               for (size_t cell_idx = 0; cell_idx < satnums.size(); ++cell_idx) {
                //  if (LFgrid.getCellIndex(cell_idx) != EMPTY) {
                double resistivityCell = resistivityCutoff;
                if (satnums[cell_idx] > 0) { // SATNUM  index == 0 is legal, means "not rock"
@@ -1046,7 +1046,7 @@ int main(int varnum, char** vararg)
        outputtmp << "#      cementationExponent: " << options["cementationExponent"] << endl;
        outputtmp << "#       saturationExponent: " << options["saturationExponent"] << endl;
        outputtmp << "# Archie options pr. rocktype:" << endl;
-       for (uint i = 1; i <= (uint)maxSatnum; ++i) {
+       for (size_t i = 1; i <= (size_t)maxSatnum; ++i) {
            stringstream rocktypestring;
            rocktypestring << i; // integer to string conversion.
            double cemoptionvalue = atof(options["rock" + rocktypestring.str() + "cemexp"].c_str());
@@ -1111,7 +1111,7 @@ int main(int varnum, char** vararg)
            // Find min and max for saturation values
            double xmin = DBL_MAX;
            double xmax = -DBL_MAX;
-           for (uint i = 0; i < Satvalues.size(); ++i) {
+           for (size_t i = 0; i < Satvalues.size(); ++i) {
                if (Satvalues[i] < xmin) {
                    xmin = Satvalues[i];
                }
@@ -1148,7 +1148,7 @@ int main(int varnum, char** vararg)
        
 
        /* Output computed resistivity data */
-       for (uint i=0; i < Satvalues.size(); ++i) {
+       for (size_t i=0; i < Satvalues.size(); ++i) {
            // Note: The Interpolator-object's values contain the log10 of the real values.
            outputtmp << std::showpoint << std::setw(14) << Pvalues[i];
            outputtmp << std::showpoint << std::setw(14) << Satvalues[i];   
diff --git a/examples/upscale_perm.cpp b/examples/upscale_perm.cpp
old mode 100755
new mode 100644
diff --git a/examples/upscale_relperm.cpp b/examples/upscale_relperm.cpp
old mode 100755
new mode 100644