Merge pull request #19 from VeoPVM/develop

Add uptime checking
fixing fatal error introduced by commit 7a91b8a3f3143248c767d576505ad9239582b975 (missing semicolon & extra closing tag)
Changing ID fields to unsigned and moving upgrade-specific sql queries to own method in install mod
bootstrap: changing version to 2.2.0-dev and adding check around the
psm_load_conf() to not load in install module
Changing install module because we are going to need some logic for
upgrading soon. queries util is now a full installer util and executes all queries
Merge pull request #5 from phpservermon/develop

Pull from upstream