Add generic contributing md page. (#4290)
Add generic contributing md page. (#4290)

Add lower part as markdown.

Update heading.

Add update.
urohit011/zeroclickinfo-goodies,lights0123/zeroclickinfo-goodies,lights0123/zeroclickinfo-goodies,gautamkrishnar/zeroclickinfo-goodies,urohit011/zeroclickinfo-goodies,gautamkrishnar/zeroclickinfo-goodies,lights0123/zeroclickinfo-goodies,urohit011/zeroclickinfo-goodies,seisfeld/zeroclickinfo-goodies,urohit011/zeroclickinfo-goodies,lights0123/zeroclickinfo-goodies,abinabrahamanchery/zeroclickinfo-goodies,seisfeld/zeroclickinfo-goodies,abinabrahamanchery/zeroclickinfo-goodies,seisfeld/zeroclickinfo-goodies,lights0123/zeroclickinfo-goodies,abinabrahamanchery/zeroclickinfo-goodies,gautamkrishnar/zeroclickinfo-goodies,gautamkrishnar/zeroclickinfo-goodies,seisfeld/zeroclickinfo-goodies,abinabrahamanchery/zeroclickinfo-goodies,lights0123/zeroclickinfo-goodies,urohit011/zeroclickinfo-goodies,gautamkrishnar/zeroclickinfo-goodies,seisfeld/zeroclickinfo-goodies,abinabrahamanchery/zeroclickinfo-goodies