CLOUDSTACK-3958: listProjectAccounts - return account info only; user info can be extracted from listUsers&accountId command
Fixed the build: use CallerContext instead of UserContext
Revert "Updating conversion pattern strings from 1. to 1"
The actual fix was already put in.

This reverts commit 4c729e758b935d58a8e93027c604e6353ad05ff2.
Added commons io to runtime
Added commons io to server
CLOUDSTACK-3948: fixed createAutoscaleVmProfile - for situation when no autoscaleUserId is passed in, take it from caller user id, not caller account id

Conflicts:
	api/src/org/apache/cloudstack/api/command/user/autoscale/CreateAutoScaleVmProfileCmd.java
	server/src/com/cloud/network/as/AutoScaleManagerImpl.java
CLOUDSTACK-3948: fixed createAutoscaleVmProfile - for situation when no autoscaleUserId is passed in, take it from caller user id, not caller account id
CLOUDSTACK-3857: create VOLUME_CREATE event at CreateVolumeCmd instead
of at AttachVolumeCmd.