Build jna-platform jar with OSGi headers.  Fix OSGi "Bundle-version" header of core jna.jar to contain full version number, rather
than just ${jna.major} number.
Revert "Build jna-platform jar with OSGi headers.  Fix OSGi "Bundle-version" header of core jna.jar to contain full version number, rather"

This reverts commit e4a1158b50f7b1768acdec1051227ca59029dab2.
Build jna-platform jar with OSGi headers.  Fix OSGi "Bundle-version" header of core jna.jar to contain full version number, rather
than just ${jna.major} number.
Merge pull request #266 from brettwooldridge/master

Fix for issue#226 "Convert platform to OSGi"

Verified that new OSGI entries show up in jna-platform.jar.