Bumped sleep time and decreased timeout, fixes zeroc-ice#850

Fix bogus check in JavaScript WSTransceiver - Close zeroc-ice#587

Fix policy files creation and install

Another fix for Slice/errorDetection

Ice v3.7.1

Added entry for Windows bindist

ICE-8378 - cloneWithPrefix cause System.IO.IOException: with IceBox a…

…nd Ice.FileLog

Fixed typo

Fixed issue with IE where accessing the stack from Exception.toString…

… leads to an infinite recursion

Removed ARM configuraton from WinRT testsuite solutions