Announce Semantic Versioning scheme
Clarify responsibility of PATCH
Use H2 for References section
Use H2 for Thank you section
Clarify maintained branches

Separate comment on tags and releases from branch list
Translate news 2013-12-17-maintenance-of-1-8-7-and-1-9-2 into Korean
Fix links in news post; rewrap (es)
Fix typos in 2-1-0-rc1 post (en)
Fix typos in 2-1-0-rc1 post (en, zh_tw)
Fix nested lists and typo in 2-1-0-preview1 post (en)
Merge pull request #479 from namsk/ko-news-2013-12-17

(ko)Translate news 2013-12-17-maintenance-of-1-8-7-and-1-9-2 into Korean
Merge pull request #468 from zzak/announce-moving-to-semver

[WIP] Announce Semantic Versioning scheme
update announcement date
upgrade jekyll and rake
Fix typo
Merge pull request #487 from makimoto/fix-typo-in-2013-12-21-en

Fix typo in 2013-12-21 [en]
Translate 2013-12-21-semantic-versioning-after-2-1-0 into ja
Merge pull request #488 from makimoto/translation-2013-12-21-into-ja

Translate 2013-12-21-semantic-versioning-after-2-1-0 into ja
Translate 2.1.0 SemVer (zh_tw).
Merge pull request #490 from JuanitoFatas/semver-after-210

Translate 2.1.0 SemVer (zh_tw).