Clean up texture class a bit No functional changes. Got rid of the _RawTexture class.
Clean up texture class a bit
No functional changes. Got rid of the _RawTexture class.

sbtlaarzc/vispy,srinathv/vispy,jdreaver/vispy,sbtlaarzc/vispy,srinathv/vispy,dchilds7/Deysha-Star-Formation,kkuunnddaannkk/vispy,drufat/vispy,jay3sh/vispy,Eric89GXL/vispy,ghisvail/vispy,julienr/vispy,hronoses/vispy,inclement/vispy,ghisvail/vispy,jdreaver/vispy,Eric89GXL/vispy,bollu/vispy,jay3sh/vispy,hronoses/vispy,sbtlaarzc/vispy,inclement/vispy,jay3sh/vispy,dchilds7/Deysha-Star-Formation,hronoses/vispy,michaelaye/vispy,RebeccaWPerry/vispy,QuLogic/vispy,bollu/vispy,michaelaye/vispy,bollu/vispy,drufat/vispy,QuLogic/vispy,sh4wn/vispy,kkuunnddaannkk/vispy,sh4wn/vispy,RebeccaWPerry/vispy,ghisvail/vispy,kkuunnddaannkk/vispy,drufat/vispy,Eric89GXL/vispy,michaelaye/vispy,dchilds7/Deysha-Star-Formation,sh4wn/vispy,inclement/vispy,julienr/vispy,jdreaver/vispy,julienr/vispy,RebeccaWPerry/vispy,QuLogic/vispy,srinathv/vispy