Adjusted shell prompt
Adjusted shell prompt

- added current mapping mode to the prompt
- replaced full path of CWD by basename of it (the prompt is already long
  enough even without the full path)

ldbox/ldbox,neeraj9/sbox2,loganchien/scratchbox2,madscientist42/scratchbox2,neeraj9/sbox2,h113331pp/scratchbox2,BinChengfei/scratchbox2,OlegGirko/ldbox,freedesktop-unofficial-mirror/sbox2,h113331pp/scratchbox2,lbt/scratchbox2,madscientist42/scratchbox2,h113331pp/scratchbox2,h113331pp/scratchbox2,BinChengfei/scratchbox2,ldbox/ldbox,madscientist42/scratchbox2,loganchien/scratchbox2,OlegGirko/ldbox,loganchien/scratchbox2,madscientist42/scratchbox2,OlegGirko/ldbox,lbt/scratchbox2,madscientist42/scratchbox2,freedesktop-unofficial-mirror/sbox2,lbt/scratchbox2,BinChengfei/scratchbox2,h113331pp/scratchbox2,freedesktop-unofficial-mirror/sbox2,OlegGirko/ldbox,BinChengfei/scratchbox2,ldbox/ldbox,lbt/scratchbox2,ldbox/ldbox,loganchien/scratchbox2,neeraj9/sbox2,madscientist42/scratchbox2,neeraj9/sbox2,lbt/scratchbox2,BinChengfei/scratchbox2,OlegGirko/ldbox,loganchien/scratchbox2,neeraj9/sbox2,BinChengfei/scratchbox2,ldbox/ldbox,OlegGirko/ldbox,neeraj9/sbox2,ldbox/ldbox,freedesktop-unofficial-mirror/sbox2,freedesktop-unofficial-mirror/sbox2,freedesktop-unofficial-mirror/sbox2,loganchien/scratchbox2,h113331pp/scratchbox2