removed jre.compilation.profile = J2SE-1.5 from build.properties

de.itemis.gmf.utils/plugins/de.itemis.gmf.runtime.commons/build.properties

@@ -2,4 +2,3 @@ source.. = src/
 output.. = bin/
 bin.includes = META-INF/,\
                .
-jre.compilation.profile = J2SE-1.5

plugins/org.yakindu.base.expressions/build.properties

@@ -7,5 +7,4 @@ bin.includes = model/,\
                .,\
                plugin.xml,\
                .project
-jre.compilation.profile = J2SE-1.5
 output.. = bin/