Release v1.3 (go-sql-driver#517)

* Update CHANGELOG
* README: Removed most recent version and build status

Release v1.2

Merge pull request go-sql-driver#154 from go-sql-driver/v1.1.0

Release v1.1

Merge pull request go-sql-driver#148 from go-sql-driver/v1.0.3

Release v1.0.3

Merge pull request go-sql-driver#110 from arnehormann/legacy-fix

backport of fix in PR 109

minor bugfix release

Last Version with Go1.0 support

Beta 5

Fix DATE values

Fixes go-sql-driver#39

Beta 3 [stable]