added failing test of indexing
fixed sequence gap issue in indexer
merged index-tests
fixed start/end line calculation
Merge pull request #6 from joshwnj/index-tests

Fix bug in index function
include line-number range in output
added tests for lineNumberRange
minor version bump
removed matchIndex
renamed lineNumberRange (array) to commentRange (object) + refactored to use lineNumberFor + fixed some bugs in index function
patch version instead of minor version
back to 0.6.0
Rebased from upstream/master

Conflicts:
	index.js