Trivial commit: method renaming

git-svn-id: https://svn.apache.org/repos/asf/hama/trunk@1574766 13f79535-47bb-0310-9956-ffa450edef68
Add vertex writer API guide

git-svn-id: https://svn.apache.org/repos/asf/hama/trunk@1575117 13f79535-47bb-0310-9956-ffa450edef68
update comments

git-svn-id: https://svn.apache.org/repos/asf/hama/trunk@1575119 13f79535-47bb-0310-9956-ffa450edef68
update website

git-svn-id: https://svn.apache.org/repos/asf/hama/trunk@1575122 13f79535-47bb-0310-9956-ffa450edef68
HAMA-887: Remove BSPCompressedBundle

git-svn-id: https://svn.apache.org/repos/asf/hama/trunk@1575194 13f79535-47bb-0310-9956-ffa450edef68
Remove useless comment.

git-svn-id: https://svn.apache.org/repos/asf/hama/trunk@1575202 13f79535-47bb-0310-9956-ffa450edef68
Merge branch 'trunk' of https://github.com/apache/hama into trunk