updated version to 2.1.1 ready for next release
updated release to 2.1.2 as 2.1.1 was mitakenly released in jdk7 format
Rolled version up to 2.1.2
this time updated with correct version tag
Corrected example rules which use DONE instead of ENDRULE - fixes BYTEMAN-231
corrected error in stack max computation for method expressions -- fixes BYTEMAN-232
BYTEMAN-190 update to add rule check api