Material Design Iconic Font v2.0.0

Changelog

• add new Google icons;
• remove duplicated icons to reduce font size;
• resort and rename icons for better search;
• change icon-prefix to 'zmdi-' for capability with Angular JS;
• add 'fixed-width', 'list' and 'stack' classes;
• add "!default" to sass variables;
• add vars with glyph codes to less/sass;
• add nested pseudo classes for less/sass;