What is correct way to install this? When I open bgrabitmappack.lpk in Lazarus, "Use -> Install" is grayed out and can't be selected.
OS: Windows 8.1
Lazarus: 32 bit version installed from lazarus-1.4.0-fpc-2.6.4-win32.exe
Addon: 64 bit addon installed from lazarus-1.4.0-fpc-2.6.4-cross-x86_64-win64-win32.exe
package: bgrabitmap8.7.zip