Code review comment for ~bhill/epics-base:shared-rpath-independent-of-static-build

I just applied Bruce's change to CONFIG.Common.linuxCommon and rebuilt ADPointGrey. It did not fix my problem.

corvette:~/devel/areaDetector/ADPointGrey>ldd iocs/pointGreyIOC/bin/linux-x86_64/pointGreyApp
        linux-vdso.so.1 => (0x00007ffee58ac000)
        libflycapture.so.2 => not found
        libX11.so.6 => /lib64/libX11.so.6 (0x00007f8359bba000)
        libXext.so.6 => /lib64/libXext.so.6 (0x00007f83599a8000)
        libpthread.so.0 => /lib64/libpthread.so.0 (0x00007f835978c000)
        libreadline.so.6 => /lib64/libreadline.so.6 (0x00007f8359546000)
        librt.so.1 => /lib64/librt.so.1 (0x00007f835933e000)
        libdl.so.2 => /lib64/libdl.so.2 (0x00007f835913a000)
        libstdc++.so.6 => /lib64/libstdc++.so.6 (0x00007f8358e33000)
        libm.so.6 => /lib64/libm.so.6 (0x00007f8358b31000)
        libgcc_s.so.1 => /lib64/libgcc_s.so.1 (0x00007f835891b000)
        libc.so.6 => /lib64/libc.so.6 (0x00007f835854e000)
        libxcb.so.1 => /lib64/libxcb.so.1 (0x00007f8358326000)
        /lib64/ld-linux-x86-64.so.2 (0x00007f8359ef8000)
        libtinfo.so.5 => /lib64/libtinfo.so.5 (0x00007f83580fc000)
        libXau.so.6 => /lib64/libXau.so.6 (0x00007f8357ef8000)

I am pretty sure I did not have to set LD_LIBRARY_PATH in these circumstances on 3.15 or 3.14.