Set base C* version in debs and strip -N, ~textN, +textN

Patch by Michael Shuler, reviewed by brandonwilliams for CASSANDRA-8046
Merge branch 'cassandra-2.0' into cassandra-2.1

Conflicts:
	debian/rules
Merge branch 'cassandra-2.1' into trunk
ninja add support for yaml profile as a url
Merge branch 'cassandra-2.1' into trunk
Merge remote-tracking branch 'origin/trunk' into 7526v3-udf-script
Revert "readme + cassandra.in.sh"

This reverts commit fab63ffc13a4eddfd6d3e391d8a7c63df1e085a5.
Revert "added jsr223 provider files to .gitignore"

This reverts commit fd86153697c8d9bbc66ce70718675cdd62e1721a.