improve rule path search
small optimization
Merge pull request #79 from williampma/r2l_fix

Fixes R2L exclusion failure
rules to form _quantity() relationship
add rules COMP_ADVMOD_5 and COMP_ADVMOD_5_1
Merge pull request #78 from kkasunperera/newunittests

Fixes for some test sentences
minor README edit
added URL
Merge pull request #81 from williampma/readme

basic README update
fixes choose-var-name call
Merge pull request #83 from williampma/choose-var-fix

fixes choose-var-name call
binary relationship fixes
Merge remote-tracking branch 'upstream/master' into newunittests