npm packages update.
adde usemin Prepare build directives.
removed git modules [Deprecated].
js fixes based on jshint fail report.
move files, couse grunt imgmin shalow dir depth fix.
misc. configuration edits for 'dist' (build) task.
packages update solves known issues.
fix for grunt 'usemin' Prepare build directives.
[FIX] white space issue introduced after minifying.
resorted image original.
run jade dist. only when building grunt build.
update pace loader image/logo for small size i.e.: faster download.
prepense pace loader images '.invisible' style for initial load, load first of all resources.
relocated favicons, remove yo default [yo/migration].
remove deprecated "source" directory, concludes yeoman migration  [yo/migration].