Rename pyclaw/apps to pyclaw/examples.
Merge pull request #18 from ketch/master

Rename pyclaw/apps to pyclaw/examples.
Update versions of classic and clawutil
build symlinks on a git-dev call
Merge pull request #21 from ahmadia/build_symlinks

build symlinks on a git-dev call - fixes #20
Merge remote-tracking branch 'clawpack/master'