Cleaned up eglbringuptest code
- Refactored CEGLRendering construction to separate EGL and VG setup
- Consistently check EGL and VG errors after each API call
- Standardised RDebug::Printf statements to all start with [EBT]
- Removed unused libraries from MMP file
- Removed unused openvgengine.h
- Removed various unused member variables
- Removed unused CWsCanvas class
;Languages
&EN
;Header
#{"eglbringuptest"}, (0x12345678), 1, 0, 0
; Localised Vendor name
%{"Vendor"}
; Unique Vendor name
:"Vendor"
;Files to install
"/epoc32/release/armv5/urel/eglbringuptest.exe" -"!:\sys\bin\eglbringuptest.exe"