Merge pull request github-linguist#1272 from github/cut-release-v2.12.0

Bumps to 2.12.0

Merge pull request github-linguist#1270 from github/cut-release-v2.11.5

Bump version for 2.11.5 release

Merge pull request github-linguist#1254 from github/cut-release-v2.11.4

v2.11.4 release

Merge pull request github-linguist#1246 from github/cut-release-v2.11.3

Bumps to 2.11.3

Merge pull request github-linguist#1238 from github/cut-release-2.11.2

Bumping to 2.11.2

Bumping to 2.11.0

Merge pull request github-linguist#1130 from github/2.10.15-release

Cutting 2.10.15 release

Merge pull request github-linguist#1122 from github/2.10.14

Bumping to 2.10.14

Merge pull request github-linguist#1114 from github/2.10.13

cut a 2.10.13 release