advance the version to 0.1.1,
   set dependency of the pbdagcon to 0.2.1

[git-p4: depot-paths = "//depot/private/jchin/HBAR-DTK/": change = 121711]
Merge remote-tracking branch 'p4/master'
advance the version to 0.1.1
set dependency of pbdagcon to 0.2.1