README.rst: Elaborate ABOUT section
README.rst: Elaborate ABOUT section

Adds links to all supported languages and
available bears wiki pages and also explains
what coala does.

yashLadha/coala,rimacone/testing2,tltuan/coala,kartikeys98/coala,ayushin78/coala,sils1297/coala,ayushin78/coala,arush0311/coala,vinc456/coala,sils1297/coala,nemaniarjun/coala,sagark123/coala,NiklasMM/coala,arjunsinghy96/coala,Asalle/coala,Shade5/coala,coala-analyzer/coala,yashLadha/coala,RJ722/coala,yashtrivedi96/coala,SanketDG/coala,abhiroyg/coala,Nosferatul/coala,ManjiriBirajdar/coala,refeed/coala,CruiseDevice/coala,meetmangukiya/coala,d6e/coala,tltuan/coala,impmihai/coala,NalinG/coala,SanketDG/coala,coala/coala,kartikeys98/coala,CruiseDevice/coala,Asnelchristian/coala,incorrectusername/coala,sagark123/coala,NiklasMM/coala,refeed/coala,tushar-rishav/coala,Nosferatul/coala,yashtrivedi96/coala,Balaji2198/coala,MariosPanag/coala,stevemontana1980/coala,MariosPanag/coala,nemaniarjun/coala,Balaji2198/coala,NalinG/coala,coala-analyzer/coala,NalinG/coala,tltuan/coala,damngamerz/coala,JohnS-01/coala,netman92/coala,tushar-rishav/coala,abhiroyg/coala,Nosferatul/coala,sils1297/coala,arjunsinghy96/coala,Shade5/coala,karansingh1559/coala,RJ722/coala,coala-analyzer/coala,stevemontana1980/coala,shreyans800755/coala,yashtrivedi96/coala,NalinG/coala,ayushin78/coala,stevemontana1980/coala,Shade5/coala,Balaji2198/coala,JohnS-01/coala,d6e/coala,karansingh1559/coala,mr-karan/coala,jayvdb/coala,aptrishu/coala,sophiavanvalkenburg/coala,mr-karan/coala,RJ722/coala,incorrectusername/coala,rimacone/testing2,abhiroyg/coala,d6e/coala,scottbelden/coala,netman92/coala,refeed/coala,meetmangukiya/coala,coala/coala,coala/coala,sagark123/coala,jayvdb/coala,NiklasMM/coala,vinc456/coala,damngamerz/coala,SanketDG/coala,sophiavanvalkenburg/coala,kartikeys98/coala,jayvdb/coala,Asnelchristian/coala,MariosPanag/coala,incorrectusername/coala,mr-karan/coala,CruiseDevice/coala,aptrishu/coala,JohnS-01/coala,scottbelden/coala,arush0311/coala,rimacone/testing2,NalinG/coala,NalinG/coala,karansingh1559/coala,tushar-rishav/coala,arush0311/coala,aptrishu/coala,Asalle/coala,NalinG/coala,arjunsinghy96/coala,meetmangukiya/coala,scottbelden/coala,Asalle/coala,shreyans800755/coala,sophiavanvalkenburg/coala,ManjiriBirajdar/coala,vinc456/coala,impmihai/coala,ManjiriBirajdar/coala,yashLadha/coala,shreyans800755/coala,nemaniarjun/coala,damngamerz/coala,impmihai/coala,Asnelchristian/coala,netman92/coala