pub updates
Make Syntax const
BlockParser: make _pos private
splitting code into libraries
aligning new library files
move sub libraries to the right spot
a bit more moving around
test cleanup
Merge pull request #8 from kevmoo/master

A bunch of cleanup
0.5.1
Added support for images.
Merge pull request #10 from caffinatedmonkey/images

Images Support
Release 0.6.0 - closes #11
Fixed issue which makes a dartanalyzer warning

Closes issue #12
Merge pull request #13 from caffinatedmonkey/type_fix

Fixed issue which makes a dartanalyzer warning
Fix some type issues, lock down types (breaking changes), bumped to 0.7.0

Fixes dpeek/dart-markdown/#15
Merge pull request #16 from kevmoo/type_issue_15

Fix type issues, lock down types (breaking changes), bumped to 0.7.0
Fixed ImageLinkSyntax Resolver
Merge pull request #22 from caffinatedmonkey/resolver_fix

Fixed ImageLinkSyntax Resolver
Rewrote README.md