Fixed the travis testing by writing the config file into the source *…

…before* installing it.

.travis.yml

@@ -88,16 +88,8 @@ install:
       ln -s $(pwd)/iris-test-data-${IRIS_TEST_DATA_SUFFIX} iris-test-data;
     fi
 
-# prepare iris build directory
-  - if [[ $TEST_TARGET -ne 'coding' ]]; then
-      IRIS=$(ls -d1 build/lib*/iris);
-      mkdir $IRIS/etc;
-    else
-      IRIS=lib/iris;
-    fi
-
 # set config paths
-  - SITE_CFG=$IRIS/etc/site.cfg
+  - SITE_CFG=lib/iris/etc/site.cfg
   - echo "[Resources]" > $SITE_CFG
   - echo "test_data_dir = $(pwd)/iris-test-data/test_data" >> $SITE_CFG
   - echo "doc_dir = $(pwd)/docs/iris" >> $SITE_CFG