Fix 'make clean' where some files were not being cleaned (thanks
fabian).

Subversion-branch: /branches/v2-branch
Subversion-revision: 2756
Don't clean static manpages (oops).

Subversion-branch: /branches/v2-branch
Subversion-revision: 2757
Rename configure.in to configure.ac, to comply with modern autotools
guidelines.

Subversion-branch: /branches/v2-branch
Subversion-revision: 2758
Update README to point at Github instead of Sourceforge. Remove contents
of ChangeLog and just give instructions to use the Git repository on
Github.

Subversion-branch: /branches/v2-branch
Subversion-revision: 2759
Fix crash caused by Strife nicknames (thanks fabian).

Subversion-branch: /branches/v2-branch
Subversion-revision: 2760