After releasing opera next 18.0.1284.7 they have been quick in releasing the an update for the developer version.
So whats new in opera developer 19.0.1324.0
– > Advanced settings exposed to power-users
– > Create your own theme from the themes manager (flag is off by default)
– > OS X Mavericks fixes
– > Experimental synchronization support
– > Ported chrome.proxy API
– > Stop Adobe Flash from blocking accented and Cyrillic characters input when executable is called opera.exe