docs: porting-to-1.0.txt: some element names have changed
docs: porting-to-1.0.txt: some element names have changed

krieger-od/gstreamer,krieger-od/gstreamer,jpxiong/gstreamer,justinjoy/gstreamer,lubosz/gstreamer,ensonic/gstreamer,StreamUtils/gstreamer,shelsonjava/gstreamer,StreamUtils/gstreamer,cfoch/gstreamer,lovebug356/gstreamer,Lachann/gstreamer,surround-io/gstreamer,StreamUtils/gstreamer,lovebug356/gstreamer,cablelabs/gstreamer,collects/gstreamer,ensonic/gstreamer,jpakkane/gstreamer,lovebug356/gstreamer,cfoch/gstreamer,krichter722/gstreamer,surround-io/gstreamer,collects/gstreamer,lubosz/gstreamer,mparis/gstreamer,cablelabs/gstreamer,centricular/gstreamer,surround-io/gstreamer,krichter722/gstreamer,justinjoy/gstreamer,StreamUtils/gstreamer,Lachann/gstreamer,jpxiong/gstreamer,lovebug356/gstreamer,shelsonjava/gstreamer,cablelabs/gstreamer,mparis/gstreamer,shelsonjava/gstreamer,krieger-od/gstreamer,StreamUtils/gstreamer,jpxiong/gstreamer,centricular/gstreamer,jpxiong/gstreamer,Lachann/gstreamer,Lachann/gstreamer,justinjoy/gstreamer,shelsonjava/gstreamer,ensonic/gstreamer,centricular/gstreamer,jpakkane/gstreamer,cablelabs/gstreamer,collects/gstreamer,surround-io/gstreamer,Lachann/gstreamer,collects/gstreamer,krichter722/gstreamer,krichter722/gstreamer,jpakkane/gstreamer,justinjoy/gstreamer,lovebug356/gstreamer,lubosz/gstreamer,lubosz/gstreamer,ensonic/gstreamer,jpakkane/gstreamer,krieger-od/gstreamer,lubosz/gstreamer,collects/gstreamer,surround-io/gstreamer,mparis/gstreamer,krichter722/gstreamer,cfoch/gstreamer,krieger-od/gstreamer,centricular/gstreamer,mparis/gstreamer,shelsonjava/gstreamer,justinjoy/gstreamer,cablelabs/gstreamer,cfoch/gstreamer,mparis/gstreamer,ensonic/gstreamer,cfoch/gstreamer,jpxiong/gstreamer,centricular/gstreamer,jpakkane/gstreamer