Added to tagManager method removeTag, to agentManager added method get
Added print of exception when 500 error raised, added routes for post
and get agents info
added method prepare service, which extract and then pack service each
in self archive
Added method post_agents and get_agents, which get and modify info of
agents
Added downloading of file by virtual link
Fixed bug
Configuration changed to YAML format. Fixed some bugs, in storage added
auto creation of data directory
Ignored agent dirs logs,data