fuse_bridge: handle failures in init() more gracefully
fuse_bridge: handle failures in init() more gracefully

Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 132 (fuse-bridge could do with some cleanups)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=132

Kaushikbv/Gluster,Kaushikbv/Gluster,Kaushikbv/Gluster