Tilo15/usm

作者	SHA1 备注	提交日期
Billy Barrow	f1461826d8 Untested implementation of system state	6 月之前
Billy Barrow	66f405e522 Add ability to read manifest from USMC packages. Add usm info command	7 月之前
Billy Barrow	9740603925 Update readme with resource types	7 月之前
Billy Barrow	574fbef674 Draft up new specification for repositories and complete packages. Add basic models (unused) for these specifications	7 月之前
Billy Barrow	2aa0c9dcbb Initial commit	10 月之前