added instructions for cygwin
changed grammar structure to allow indentation detection
fix for as path access list parsing
Fix parse errors with USC configs.
Merge branch 'unstable' of https://github.com/arifogel/batfish into lpedrosa
fixed bgp router-id calculation
Merge remote-tracking branch 'origin/unstable' into lpedrosa
fixed ip route to allow next hop int/ip in any position
Removed non-greedy operator.
Merge remote-tracking branch 'origin/unstable' into lpedrosa
added some anonymizer files
started on anonymizer
Merge remote-tracking branch 'origin/lpedrosa' into unstable
Work on USC configs.
merged luis's changes to parseConfigFiles
addedd support for activating peer groups
fixed metric setting for ospf redistribution
USC Stuff
Merge branch 'lpedrosa' of github.com:arifogel/batfish into lpedrosa

Conflicts:
	projects/batfish/src/batfish/representation/cisco/CiscoVendorConfiguration.java
USC Stuff