0.1.0

Initial release.

0.0.2

Finalizing initial release.

#40: Removed suggests dependencies to ggplot, microbenchmark, and valaddin to improve travis build time
Internal: formatting strings longer than nchar.max no longer allowed
#39: type_alike return values structured like alike, doc fixes
#38: Run with valgrind
#36: Fix INTEGER C bug
#34: allow substitution of . symbol when part of ...
#33: prevent infinite recursion with recursive symbol substitution
#30: allow specification of substitution / matching / evaluation environment
#28: expose alike and vetr setting control
#24: clarify use of vet_token
#18: better documentation for NSE
#11: segfault when validating language objects