CWM can mount system and data partitions. Then there is access with adb.
One can access shell there.
Plus push/pull files.
I was able to:
Create symlink for AdAway, exactly as fREAST0 proposes
Modify Generic.kcm for my usb keyboard, to...
Likely I'm missing somethig, I tried several GApps links and got install errors. Probably about free space, galaxy mini is not known for its huge memory available...
Could You post link to confirmed version of google apps that can be install...