Fix TEvent handling so it doesn't crash anymore.
Make mpConsole in Host into a QPointer.

QPointer is set to null when the thing it points to is deleted.
Don't access mpConsole if it is null.
Fix memory leaks in the way pcre is used.
Merge branches 'tevent', 'qpointer' and 'pcre_leak' into dev
Remove dead stats code from AliasUnit.
casts
get url
TMap::vertex
foo
Setup memory leak checking on MSVC in debug builds.
Add a feature for debug builds to prompt to attach a debugger.
Avoid macro max/min with parentheses.
Remove luazip lua bindings on windows.
Update to Communi 1.2.1, which is the new version of the irc library.
Make HostManager a member of mudlet (the class) rather than a global singleton so that its lifetime is better understood.
Don't leak the string that defines the regex and since QByteArray's are null terminated and contiguous in memory, we don't need to copy them.
Fix deletion of the various types of user created objects. This probably doesn't fix all instances, but it should be much closer.
Boost includes <hash_set> on GCC unless BOOST_NO_HASH is defined which causes a deprecation warning on newer versions of GCC.
Eliminate some warnings by using negative values for constants in ctelnet.