Deploy openssl libraries under win32

They are needed to fetch prices from deckbrew and possibly, in the
future, for ssl server connections
Reverted WITH_SERVER to OFF
Fix typos
Fix installation of libeay32.dll, ssleay32.dll while compiling the PACKAGE target
NSIS: uninstall openssl libraries
Merge pull request #364 from ctrlaltca/win32_openssl_cmake

Deploy openssl libraries under win32