added 2 handy shell commands for updating and starting selenium
added 2 handy shell commands for updating and starting selenium

danmindru/angular-coffee-boilerplate,danmindru/angular-boilerplate-study,danmindru/angular-boilerplate-study,danmindru/angular-coffee-boilerplate,danmindru/angular-coffee-boilerplate,danmindru/angular-boilerplate-study