Use XInitThreads for Qt version < 4.8

Signed-off-by: Ivaylo Dimitrov <freemangordon@abv.bg>
Add mising include and lib

Signed-off-by: Ivaylo Dimitrov <freemangordon@abv.bg>
Fixed  Issue #7, begin/end native painting must be used for mixing Qt and mozilla GL rendering
Merge git://github.com/tmeshkova/mozilla-central into embedlite
LongTap event function getting link href from point