Add custom uility function which knows how to compare and match complex semver version specifiers.
Add custom uility function which knows how to compare and match complex semver
version specifiers.

Plexxi/st2,Plexxi/st2,nzlosh/st2,peak6/st2,Plexxi/st2,StackStorm/st2,nzlosh/st2,lakshmi-kannan/st2,tonybaloney/st2,lakshmi-kannan/st2,lakshmi-kannan/st2,Plexxi/st2,StackStorm/st2,nzlosh/st2,tonybaloney/st2,StackStorm/st2,peak6/st2,nzlosh/st2,StackStorm/st2,peak6/st2,tonybaloney/st2