Update document
Update .npmignore
Roolback version
Checking in changes prior to tagging version "0.2.7".

Changelog diff:

diff --git a/History.md b/History.md
index 980f39c..2c150bc 100644
--- a/History.md
+++ b/History.md
@@ -1,5 +1,16 @@
 # Revision history for murmurhash3

+0.2.7 / 2014-04-27
+==================
+
+  * Fixed: Document format
+  * Refactoring
+
+0.2.6 / 2014-04-27
+==================
+
+  * Unpublished
+
 0.2.5 / 2014-04-23
 ==================
Merge branch 'master' of github.com:hideo55/node-murmurhash3