svn: fixed to show empty repository message
Attachment: Replace getContainer's body with Resource.get
fix #382. exclude current issue from relative list

on issue editform
fix #351. alert if error occured on project delete
replace tab to 4 spaces
fix uploadProgress which shows wrong progress

- or it did't work properly with XHR2
show error if trying to upload too large file
PullRequest: Warn if comment's commit id is empty.

While validating a commit id of a code comment on pull request, warn if
the id is empty.
remove letter-spacing style from nav-tabs
fixed to show merging status in the postponed tab
Merge pull request #196 from whiteship/yobi refs/heads/pull-info
Merge pull request #132 from laziel/yobi refs/heads/yobi-382
fixed to refer only once
Merge pull request #191 from npcode/yobi refs/heads/fix/warn-if-rev-is-empty
Merge pull request #192 from npcode/yobi refs/heads/refactoring/get-container-of-attachment
CodeComment: Make CodeComment.side simple.

The value has been able to have 'context', 'add' or 'remove'. Since
applying this, it can has only 'a' or 'b'.
PullRequestComment: Remove unnecessary commitId.

PullReuqestComment.commitId is not necessary because it can be guessed
by other fields; commitA, commitB and side.
Merge pull request #186 from npcode/yobi refs/heads/refactoring/code-comment
Merge pull request #181 from laziel/yobi refs/heads/yobi-351
Merge pull request #197 from whiteship/yobi refs/heads/referring-issue-from-pull