Mark the next version as 0.6
Mark the next version as 0.6

Our project plan calls for us to build 0.6 as the next version.

Change-Id: I11dc620009d83e5715f7f2c17bbc658cc6e49f20
Signed-off-by: Shawn O. Pearce <f01032651c12a22b2103346ba96b3b6b231f9d3c@spearce.org>

isungurov/test-project,isungurov/test-project,imyousuf/jgit,imyousuf/jgit