Optimize the join() type regexp and remove the extra leading space when no special join-type is used
Optimize the join() type regexp and remove the extra leading space when no special join-type is used

butane/CodeIgniter,Tpojka/CodeIgniter,jim-parry/CodeIgniter,jim-parry/CodeIgniter,bcit-ci/CodeIgniter,bcit-ci/CodeIgniter,bcit-ci/CodeIgniter,kamaslau/BasicCodeIgniter,jim-parry/CodeIgniter,tianhe1986/CodeIgniter,madwings/InsaneDB,butane/CodeIgniter,tianhe1986/CodeIgniter,poing/CodeIgniter,Tpojka/CodeIgniter,ytetsuro/CodeIgniter,poing/CodeIgniter,kamaslau/BasicCodeIgniter,asmdigital/CodeIgniter,ganiutomo/CodeIgniter,Tpojka/CodeIgniter,kamaslau/BasicCodeIgniter,tianhe1986/CodeIgniter,poing/CodeIgniter,asmdigital/CodeIgniter,madwings/InsaneDB,asmdigital/CodeIgniter,ganiutomo/CodeIgniter,ytetsuro/CodeIgniter,butane/CodeIgniter,madwings/InsaneDB,jim-parry/CodeIgniter,smallp/CodeIgniter,poing/CodeIgniter,bcit-ci/CodeIgniter,ganiutomo/CodeIgniter,ytetsuro/CodeIgniter,asmdigital/CodeIgniter,poing/CodeIgniter,asmdigital/CodeIgniter,madwings/InsaneDB,kamaslau/BasicCodeIgniter,Tpojka/CodeIgniter,tianhe1986/CodeIgniter,Tpojka/CodeIgniter,butane/CodeIgniter,jim-parry/CodeIgniter,ganiutomo/CodeIgniter,ganiutomo/CodeIgniter,ytetsuro/CodeIgniter,bcit-ci/CodeIgniter,ytetsuro/CodeIgniter,madwings/InsaneDB,tianhe1986/CodeIgniter,butane/CodeIgniter,smallp/CodeIgniter