client: eliminated need for duplicate lib copies

The libs can now live happily only in a basepath pk3. See code comment.
misc: fix for unhandled escape, refs #244
misc: changed INSTALL_DEFAULT_MODDIR to /lib/etlegacy, refs #160
client: bad chars removed from tinygettext
game: g_debughitboxes fixed
game: fixed antilag trace functions to use our proper hitbox values
game: don't do G_HistoricalTraceBegin/End when antilag is disabled -
patch by Forty
game: don't trace twice in trap_Trace() - we do the z adjustments
before our trap_trace call
misc: update for files translations, refs #244
initial commit of server side demo recording based on openarena version
mac context creation code for the future when the shader issue is fixed
renderer2: function naming cleanup
misc: update for translation, fixing some issue with © char, refs #244
misc: added systemd unit files for linux
misc: updated .gitignore for SublimeText
game: g_debugBullets 3 hitbox visibility fix
general: obsolete mp_bin.pk3 requirement cleanup
general: fixed missing color codes, refs #502
cgame: added cg_drawPing, refs #451
game: evil goto removed in G_ConfigCheckLocked()