- fixed bugs in sorting by from and subject

- fixed bugs in sorting by from and subject
- After login, you go to INBOX, not the welcome screen
- worked out some more bugs in conf.pl
- subscribe/unsubscribe can select multiple folders at one time
- made empty trash happen on left side so you stay where you are
- standardized look and feel a little bit more
- fixed problems with renaming of folders

git-svn-id: https://svn.code.sf.net/p/squirrelmail/code/trunk/squirrelmail@605 7612ce4b-ef26-0410-bec9-ea0150e637f0