Update changelog for 0.2.2 release.
Update changelog for 0.2.2 release.

libkml/libkml,pombreda/libkml,dreamstreat/libkml,msmitherdc/libkml,PiRSquared17/libkml,flychen50/trunk,rashadkm/libkml,PiRSquared17/libkml,cboothe/libkml,cboothe/libkml,PiRSquared17/libkml,dreamstreat/libkml,pombreda/libkml,PiRSquared17/libkml,aaronblanchard/libkml,msmitherdc/libkml,giantchen2012/libkml,giantchen2012/libkml,dreamstreat/libkml,rashadkm/libkml,Alwnikrotikz/libkml,sebastic/libkml,PiRSquared17/libkml,Alwnikrotikz/libkml,pombreda/libkml,pombreda/libkml,aaronblanchard/libkml,giantchen2012/libkml,flychen50/trunk,sebastic/libkml,sebastic/libkml,flychen50/trunk,sebastic/libkml,libkml/libkml,flychen50/trunk,PiRSquared17/libkml,giantchen2012/libkml,aaronblanchard/libkml,flychen50/trunk,cboothe/libkml,PiRSquared17/libkml,azzeddine1265/libkml,giantchen2012/libkml,msmitherdc/libkml,msmitherdc/libkml,dreamstreat/libkml,rashadkm/libkml,cboothe/libkml,giantchen2012/libkml,cboothe/libkml,libkml/libkml,Alwnikrotikz/libkml,earthoutreach/libkml,dreamstreat/libkml,azzeddine1265/libkml,libkml/libkml,pombreda/libkml,sebastic/libkml,azzeddine1265/libkml,cboothe/libkml,aaronblanchard/libkml,sebastic/libkml,dreamstreat/libkml,Alwnikrotikz/libkml,sebastic/libkml,azzeddine1265/libkml,earthoutreach/libkml,azzeddine1265/libkml,aaronblanchard/libkml,azzeddine1265/libkml,dreamstreat/libkml,dreamstreat/libkml,libkml/libkml,giantchen2012/libkml,earthoutreach/libkml,azzeddine1265/libkml,msmitherdc/libkml,msmitherdc/libkml,rashadkm/libkml,pombreda/libkml,pombreda/libkml,cboothe/libkml,PiRSquared17/libkml,giantchen2012/libkml,cboothe/libkml,msmitherdc/libkml,sebastic/libkml,flychen50/trunk,aaronblanchard/libkml,aaronblanchard/libkml,azzeddine1265/libkml,Alwnikrotikz/libkml,earthoutreach/libkml,msmitherdc/libkml,rashadkm/libkml,flychen50/trunk,earthoutreach/libkml,aaronblanchard/libkml,flychen50/trunk,pombreda/libkml