Bug 901600 - Share button on details page - use twitter/g+ icons instead (?)

Hi,

>>>I've added two buttons to enable users to tweet their make url's to twitter and by using twitter intent web services I've managed to allow them to tweet a message (see image below).

![twitterposting](https://f.cloud.github.com/assets/1269759/1345978/41dc7f6c-3699-11e3-8170-1d2b84de7888.png)

>>>I found a way to suggest that users follow webmaker twitter handle right after sending their message (see image below).

![twittersuggestsusertofollowwebmaker](https://f.cloud.github.com/assets/1269759/1345973/26491e40-3699-11e3-96e5-dd2d3d89d31a.png)