1) Add EpocEngineHelper#hasFeatureVariantKeyword(...)
2) Make sure retrieval of makefile directory and makefile name hadles default ARMV5 case
where config is a variant but the FEATUREVARIANT keyword is not specified.
source.. = src/
output.. = bin/
bin.includes = plugin.xml,\
META-INF/,\
.,\
icons/,\
plugin.properties,\
lib/commons-codec-1.3.jar,\
lib/commons-httpclient-3.1.jar,\
lib/commons-logging-1.1.jar,\
schema/
bin.excludes = schema/InstallPackages.ecore,\
schema/InstallPackages.genmodel,\
schema/InstallPackages.xsd,\
schema/InstallPackages.xsd2ecore