added an entry in CHANGES

--HG--
branch : distribute
extra : rebase_source : 6dd438df44c5f019f4a6c853d5ceef4678b88957

CHANGES.txt

@@ -8,6 +8,7 @@ CHANGES
 
 * Found another case of SandboxViolation - fixed
 * Issue 15 and 48: Introduced a socket timeout of 15 seconds on url openings
+* Added indexsidebar.html into MANIFEST.in
 
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 0.6.10