[README] Remove Ubuntu 14.04 and 15.10 status
[README] Remove Ubuntu 14.04 and 15.10 status

xedin/swift,JaSpa/swift,xwu/swift,aschwaighofer/swift,apple/swift,jtbandes/swift,benlangmuir/swift,glessard/swift,kstaring/swift,shajrawi/swift,austinzheng/swift,rudkx/swift,brentdax/swift,airspeedswift/swift,arvedviehweger/swift,airspeedswift/swift,hughbe/swift,calebd/swift,hughbe/swift,djwbrown/swift,milseman/swift,amraboelela/swift,milseman/swift,glessard/swift,lorentey/swift,stephentyrone/swift,gmilos/swift,natecook1000/swift,parkera/swift,xwu/swift,swiftix/swift,aschwaighofer/swift,CodaFi/swift,austinzheng/swift,shahmishal/swift,tardieu/swift,xwu/swift,hughbe/swift,zisko/swift,ahoppen/swift,austinzheng/swift,jmgc/swift,tkremenek/swift,tinysun212/swift-windows,natecook1000/swift,austinzheng/swift,jopamer/swift,calebd/swift,huonw/swift,huonw/swift,alblue/swift,allevato/swift,jopamer/swift,calebd/swift,shajrawi/swift,aschwaighofer/swift,ahoppen/swift,OscarSwanros/swift,xedin/swift,airspeedswift/swift,JaSpa/swift,karwa/swift,felix91gr/swift,therealbnut/swift,austinzheng/swift,gribozavr/swift,gregomni/swift,gmilos/swift,ben-ng/swift,stephentyrone/swift,deyton/swift,stephentyrone/swift,arvedviehweger/swift,JGiola/swift,djwbrown/swift,stephentyrone/swift,shajrawi/swift,sschiau/swift,harlanhaskins/swift,tardieu/swift,tjw/swift,tinysun212/swift-windows,hughbe/swift,sschiau/swift,manavgabhawala/swift,milseman/swift,huonw/swift,roambotics/swift,harlanhaskins/swift,codestergit/swift,jtbandes/swift,stephentyrone/swift,swiftix/swift,atrick/swift,gmilos/swift,devincoughlin/swift,danielmartin/swift,harlanhaskins/swift,gottesmm/swift,gribozavr/swift,xedin/swift,swiftix/swift,jopamer/swift,calebd/swift,allevato/swift,codestergit/swift,CodaFi/swift,atrick/swift,kstaring/swift,JGiola/swift,djwbrown/swift,bitjammer/swift,calebd/swift,jopamer/swift,karwa/swift,codestergit/swift,danielmartin/swift,kstaring/swift,JaSpa/swift,ahoppen/swift,allevato/swift,gribozavr/swift,swiftix/swift,hooman/swift,felix91gr/swift,hughbe/swift,danielmartin/swift,gottesmm/swift,hooman/swift,felix91gr/swift,tardieu/swift,therealbnut/swift,tjw/swift,devincoughlin/swift,nathawes/swift,CodaFi/swift,shahmishal/swift,bitjammer/swift,huonw/swift,amraboelela/swift,swiftix/swift,huonw/swift,practicalswift/swift,hooman/swift,devincoughlin/swift,tinysun212/swift-windows,shahmishal/swift,jckarter/swift,arvedviehweger/swift,deyton/swift,hughbe/swift,nathawes/swift,tjw/swift,manavgabhawala/swift,parkera/swift,benlangmuir/swift,CodaFi/swift,zisko/swift,tardieu/swift,tinysun212/swift-windows,tjw/swift,apple/swift,jtbandes/swift,tkremenek/swift,roambotics/swift,practicalswift/swift,gregomni/swift,nathawes/swift,JGiola/swift,harlanhaskins/swift,parkera/swift,benlangmuir/swift,stephentyrone/swift,alblue/swift,gottesmm/swift,danielmartin/swift,jtbandes/swift,gregomni/swift,huonw/swift,practicalswift/swift,apple/swift,arvedviehweger/swift,aschwaighofer/swift,tardieu/swift,rudkx/swift,return/swift,allevato/swift,alblue/swift,parkera/swift,manavgabhawala/swift,return/swift,frootloops/swift,sschiau/swift,alblue/swift,xedin/swift,uasys/swift,benlangmuir/swift,tkremenek/swift,kstaring/swift,brentdax/swift,zisko/swift,sschiau/swift,arvedviehweger/swift,brentdax/swift,shahmishal/swift,OscarSwanros/swift,JaSpa/swift,austinzheng/swift,karwa/swift,gottesmm/swift,tkremenek/swift,karwa/swift,huonw/swift,zisko/swift,milseman/swift,parkera/swift,allevato/swift,sschiau/swift,stephentyrone/swift,jmgc/swift,jckarter/swift,kstaring/swift,calebd/swift,devincoughlin/swift,parkera/swift,aschwaighofer/swift,amraboelela/swift,roambotics/swift,benlangmuir/swift,manavgabhawala/swift,gribozavr/swift,swiftix/swift,frootloops/swift,lorentey/swift,arvedviehweger/swift,ben-ng/swift,CodaFi/swift,airspeedswift/swift,karwa/swift,tkremenek/swift,jckarter/swift,deyton/swift,brentdax/swift,benlangmuir/swift,jopamer/swift,lorentey/swift,gmilos/swift,practicalswift/swift,rudkx/swift,glessard/swift,devincoughlin/swift,xwu/swift,OscarSwanros/swift,jmgc/swift,calebd/swift,OscarSwanros/swift,Jnosh/swift,shajrawi/swift,harlanhaskins/swift,rudkx/swift,xwu/swift,djwbrown/swift,natecook1000/swift,gribozavr/swift,Jnosh/swift,shajrawi/swift,xedin/swift,practicalswift/swift,bitjammer/swift,sschiau/swift,lorentey/swift,tjw/swift,return/swift,djwbrown/swift,alblue/swift,danielmartin/swift,brentdax/swift,tjw/swift,sschiau/swift,danielmartin/swift,natecook1000/swift,xwu/swift,shahmishal/swift,shahmishal/swift,natecook1000/swift,harlanhaskins/swift,jckarter/swift,devincoughlin/swift,allevato/swift,jmgc/swift,frootloops/swift,return/swift,jtbandes/swift,austinzheng/swift,milseman/swift,gribozavr/swift,frootloops/swift,roambotics/swift,deyton/swift,frootloops/swift,parkera/swift,karwa/swift,milseman/swift,milseman/swift,uasys/swift,glessard/swift,xwu/swift,jmgc/swift,kstaring/swift,devincoughlin/swift,lorentey/swift,uasys/swift,harlanhaskins/swift,JGiola/swift,jopamer/swift,jckarter/swift,parkera/swift,nathawes/swift,ben-ng/swift,glessard/swift,alblue/swift,shajrawi/swift,brentdax/swift,hooman/swift,ben-ng/swift,aschwaigh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