OpenGL lowered to 3.2 vs 4.0 so lower spec computers can run the application

Author: herace

src/.qmake.stash

@@ -0,0 +1,21 @@
+QMAKE_CXX.INCDIRS = \
+    /usr/include/c++/8.2.1 \
+    /usr/include/c++/8.2.1/x86_64-pc-linux-gnu \
+    /usr/include/c++/8.2.1/backward \
+    /usr/lib/gcc/x86_64-pc-linux-gnu/8.2.1/include \
+    /usr/local/include \
+    /usr/lib/gcc/x86_64-pc-linux-gnu/8.2.1/include-fixed \
+    /usr/include
+QMAKE_CXX.LIBDIRS = \
+    /usr/lib/gcc/x86_64-pc-linux-gnu/8.2.1 \
+    /usr/lib \
+    /lib
+QMAKE_CXX.QT_COMPILER_STDCXX = 201402L
+QMAKE_CXX.QMAKE_GCC_MAJOR_VERSION = 8
+QMAKE_CXX.QMAKE_GCC_MINOR_VERSION = 2
+QMAKE_CXX.QMAKE_GCC_PATCH_VERSION = 1
+QMAKE_CXX.COMPILER_MACROS = \
+    QT_COMPILER_STDCXX \
+    QMAKE_GCC_MAJOR_VERSION \
+    QMAKE_GCC_MINOR_VERSION \
+    QMAKE_GCC_PATCH_VERSION