ENH: add missing Copyright statements
  ENH: update from v1912 to v2006

building/cross-compile-mingw.md

@@ -40,7 +40,7 @@ For CentOS/RedHat, the cross-compiler is available under `PowerTools`:
 dnf config-manager --set-enabled PowerTools
 ```
 
-The package names to install are _somwhat_ different from the openSUSE
+The package names to install are _somewhat_ different from the openSUSE
 ones:
 ```
 dnf install mingw64-gcc-c++
@@ -105,7 +105,7 @@ export WM_LABEL_SIZE=32
 ```
 
 Additional adjustments may be required in some other places. For example
-in `etc/config.sh/FFTW`
+in `etc/config.sh/FFTW`:
 ```
 fftw_version=fftw-system
 export FFTW_ARCH_PATH=/usr/x86_64-w64-mingw32/sys-root/mingw
@@ -153,4 +153,7 @@ the entire directory contents:
   even when the EulerFoam solvers fail to compile.
 
 --------
+
+Copyright (C) 2020 OpenCFD Ltd.
+
 [v1906-notes]: https://www.openfoam.com/releases/openfoam-v1906/