updated webstorm-eap (2016.1.2) (#2018)

Casks/webstorm-eap.rb

@@ -1,8 +1,8 @@
 cask 'webstorm-eap' do
-  version '2016.1.1,145.969.8'
-  sha256 'fd30477f74bb9ff4c5e774349ec75053f9b1efb457061864d9a4b6fbf54ea0e0'
+  version '2016.1.2'
+  sha256 '26f48c66d0e13f97f47e21e360c5f78b94c13d6e1a46e0f96f9d3a7f26abcb3e'
 
-  url "https://download.jetbrains.com/webstorm/WebStorm-EAP-#{version.after_comma}.dmg"
+  url "https://download.jetbrains.com/webstorm/WebStorm-#{version}.dmg"
   name 'WebStorm'
   homepage 'https://confluence.jetbrains.com/display/WI/WebStorm+EAP'
   license :commercial
@@ -19,4 +19,13 @@ cask 'webstorm-eap' do
                 "~/Library/Caches/WebStorm#{version.major_minor}",
                 "~/Library/Logs/WebStorm#{version.major_minor}",
               ]
+
+  # remove this when this cask is updated to an EAP release
+  caveats <<-EOS.undent
+    There is currently no EAP preview release. Instead, the latest stable
+    version will be installed.
+    To receive future EAP releases via the IDE's built-in update system, go to
+       Preferences > Appearance & Behavior > System Settings > Updates
+    and select the Early Access Program channel.
+  EOS
 end