TortoiseSVN 1.7.4

- BUG: Issue #169: Error "Access to C:\Users\<windowsAccount> was denied." (Stefan)
- BUG: Issue #170: svn url fomatting broken on 'switch'. (Stefan)
- BUG: Issue #171: Right-Click Refresh not working in Repo Browser correctly. (Stefan)
- NEW: Issue #172: Option to turn off case-fixing. (Stefan)
- BUG: Issue #174: applying patch fails with "path/path not found". (Stefan)
- BUG: Issue #175: Scroll to moved block doesn't work. (Stefan)
- BUG: Issue #176: Diff settings "restore defaults" doesn't work correctly. (Stefan)
- BUG: Issue #177: TortoiseMerge shows long lines incorrect. (Stefan)
- BUG: Issue #178: copy of changed files list when sorted copies wrong items. (Stefan)
- BUG: Issue #179: Autoprops not applied when adding folders from the CSVNStatusListCtrl. (Stefan)
- NEW: Issue #180: Optimize repo browser for big repositories. (Stefan)
- BUG: Issue #182: Tagging externals stopped working. (Stefan)
- BUG: Issue #183: exporting single files from log dialog doesn't work. (Stefan)