Add rust-nightly

Just started being released:
https://mail.mozilla.org/pipermail/rust-dev/2014-March/009295.html
add wireshark development (Qt) release
Update RStudio preview to 0.98.806
Merge pull request #241 from aaronwolen/master

Update RStudio preview to 0.98.806
Update IntelliJ EAP casks to version 135.760.
Merge pull request #242 from nathankleyn/intellij-13-eap

Update IntelliJ EAP casks to version 135.760.
Update PhpStorm EAP to 138.38 release.
Change homepage to the one specific to EAP rather than the general URL
for the app.
Merge pull request #244 from morganestes/develop

Update PhpStorm EAP to build 138.38
Add utorrent beta
Merge pull request #245 from linc01n/utorrent

Add utorrent beta
Fixed typo in PhpStorm EAP sha256 line.
Merge pull request #246 from morganestes/develop

Fixed typo in PhpStorm EAP sha256 line.
Merge pull request #239 from eugenesan/wireshark

add wireshark development (Qt) release
Merge pull request #198 from jsanders/rust-nightly

Add rust-nightly
Tunnelblick 3.4beta26
Merge pull request #248 from ahbeng/tunnelblick-3.4beta26

Tunnelblick 3.4beta26