Fixing duplicated go call https://github.com/shower/shower/issues/191
Updating min version
Adding debug-mode flag
Updating min version
Adding possibility to override any shower property before init.
Merge branch 'operatino-debug-mode'
Code style bits
Merging
Dumb tests removed
Test for non-existing ID
Made it more compact
Merge remote-tracking branch 'upstream/master'

Conflicts:
	shower.js
	shower.min.js