New plugins

![email plugin](https://cloud.githubusercontent.com/assets/7847139/4216798/51008c1a-38df-11e4-949c-fa6ec439abf9.png)
![lcd plugin](https://cloud.githubusercontent.com/assets/7847139/4216797/50ff67ae-38df-11e4-935e-e3d1d67802b7.png)
![pressure plugin](https://cloud.githubusercontent.com/assets/7847139/4216799/510397de-38df-11e4-9dea-2cee25f155ad.png)
![sms plugin](https://cloud.githubusercontent.com/assets/7847139/4216796/50fb7f22-38df-11e4-9dfa-c255815e3c39.png)
![update plugin](https://cloud.githubusercontent.com/assets/7847139/4216800/510a3a44-38df-11e4-8591-3a49933122ec.png)
![pcf plugin](https://cloud.githubusercontent.com/assets/7847139/4216826/be3ea1d6-38df-11e4-9a4e-23eeafb0f249.png)