[aur-general] Cleanup

[Michael Düll]

 Hi everybody!

 Can someone please delete my old packages in AUR?

 - aacgain[1] (superseeded by aacgain-cvs[2], as there's no more support 
 for tarballs upstream).
 - bitcoin-noforcedfee[3] (not needed anymore).

 Thank you everyone =)

 akurei

 [1] https://aur.archlinux.org/packages.php?ID=4560
 [2] https://aur.archlinux.org/packages.php?ID=41445
 [3] https://aur.archlinux.org/packages.php?ID=53209