Added new skin and plugin

New skin (skin-black). Added pace plugin to show page loading like
youtube.

nbproject/project.properties

@@ -0,0 +1,11 @@
+auxiliary.org-netbeans-modules-css-prep.less_2e_compiler_2e_options=
+auxiliary.org-netbeans-modules-css-prep.less_2e_configured=true
+auxiliary.org-netbeans-modules-css-prep.less_2e_enabled=true
+auxiliary.org-netbeans-modules-css-prep.less_2e_mappings=/less:/css
+include.path=${php.global.include.path}
+php.version=PHP_54
+source.encoding=UTF-8
+src.dir=.
+tags.asp=false
+tags.short=false
+web.root=.