Fixed the build by adding new migrations for each step.

database/migrations/2015_04_26_054507_changes_for_v3310.php

@@ -33,18 +33,6 @@ class ChangesForV3310 extends Migration
         }
         );
 
-        Schema::table(
-            'transaction_groups', function (Blueprint $table) {
-
-            // drop column "relation"
-            $table->string('relation', 50);
-        }
-        );
-        // make new column "relation"
-
-        // set all current entries to be "balance"
-        DB::table('transaction_groups')->update(['relation' => 'balance']);
-
         /*
          * New table!
          */
@@ -62,7 +50,6 @@ class ChangesForV3310 extends Migration
             $table->decimal('longitude', 18, 12)->nullable();
             $table->smallInteger('zoomLevel', false, true)->nullable();
 
-
             // connect reminders to users
             $table->foreign('user_id')->references('id')->on('users')->onDelete('cascade');
         }

database/migrations/2015_04_28_075215_changes_for_v3310a.php

@@ -0,0 +1,40 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+
+/**
+ * Class ChangesForV3310a
+ */
+class ChangesForV3310a extends Migration
+{
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        //
+    }
+
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table(
+            'transaction_groups', function (Blueprint $table) {
+
+            // new column, relation.
+            $table->string('relation', 50)->nullable();
+        }
+        );
+        // make new column "relation"
+
+    }
+
+}

database/migrations/2015_04_28_075317_changes_for_v3310b.php

@@ -0,0 +1,32 @@
+<?php
+
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+/**
+ * Class ChangesForV3310b
+ */
+class ChangesForV3310b extends Migration {
+
+	/**
+	 * Run the migrations.
+	 *
+	 * @return void
+	 */
+	public function up()
+	{
+        // set all current entries to be "balance"
+        DB::table('transaction_groups')->update(['relation' => 'balance']);
+	}
+
+	/**
+	 * Reverse the migrations.
+	 *
+	 * @return void
+	 */
+	public function down()
+	{
+		//
+	}
+
+}