Added .gem files to gitignore
Added .gem files to gitignore

tmbeihl/ProMotion,andrewhavens/ProMotion,mborromeo/ProMotion,ryanlntn/ProMotion,kayhide/ProMotion,Brian-Egan/ProMotion,aceofspades/ProMotion,bih/ProMotion,ainame/ProMotion,thebeansgroup/ProMotion,joefiorini/ProMotion,robertjwhitney/ProMotion,kayhide/ProMotion,MortadaAK/ProMotion,StevenNunez/ProMotion,bjlxj2008/ProMotion,samuelnp/ProMotion,wanglian/ProMotion,bjlxj2008/ProMotion,toshiwo/ProMotion,mborromeo/ProMotion,dchersey/ProMotion,infinitered/ProMotion,PanMan/ProMotion,clearsightstudio/ProMotion,silasjmatson/ProMotion,cbx/ProMotion,Arkan/ProMotion,ryanlntn/ProMotion,andrewhavens/ProMotion,dam13n/ProMotion,squidpunch/ProMotion,PanManAms/ProMotion,cavalryjim/ProMotion,jespr/ProMotion,tmilewski/ProMotion,bastos/ProMotion,bmichotte/ProMotion,ksol/ProMotion,andyw8/ProMotion,squidpunch/ProMotion,Brian-Egan/ProMotion,infinitered/ProMotion,dam13n/ProMotion,macfanatic/ProMotion,AmoebaLabs/ProMotion,tma/ProMotion,samuelnp/ProMotion,ssavalia/ProMotion,cavalryjim/ProMotion,clearsightstudio/ProMotion,bmichotte/ProMotion,j-mcnally/ProMotion