Re-arrange CLI prefs, save space
Add extra tool tip to CLI prefs
Read/Write CLI XML timeout pref
Process CLI directory watcher error messages
Cache directories and modules in view, so we don't repeatedly trigger Directory Watcher updates when prefs change
Add CLI 'show advanced widgets' usr pref
Implement CLI 'show advanced widgets'
Implement 'Clear Cache', and 'Reload modules'
Merge branch 'bug-15427-trac-3594-cli-timeout' into niftk
README updated