set framework version to build's ${pom.version} ...

 o enabled resource filtering
 o added new properties file containing the felix.version property set to the
   pom version
 o removed old constant in FelixConstants for the version value
 o added method to set new constant in Felx but loaded from properties file
 o patched places where code depended on old constant that was removed



git-svn-id: https://svn.apache.org/repos/asf/incubator/felix/trunk@384513 13f79535-47bb-0310-9956-ffa450edef68
7 files changed