Fix the directory and revlog collision problem
This adds escaping for directory names so that directory foo.i doesn't
collide with the revision data for file foo.
#!/bin/sh -xhg initecho This is file a1 > ahg add ahg commit -m "commit #0" -d "0 0"lsecho This is file b1 > bhg add bhg commit -m "commit #1" -d "0 0"hg co 0# B should disappearls