tree 1317f0896f36d7c4d5bb281e458525ccdb79d192
parent 8a51bf522eb75761fee228479a58856acfb05aed
author Sapan Bhatia <sapanb@cs.princeton.edu> 1422565105 +0000
committer Sapan Bhatia <sapanb@cs.princeton.edu> 1422565105 +0000

Separated "provides" and "observes" declarations in sync steps. Provides is for dependency management and observes is for retrieving obejcts that have changed.