David Brownell <david-b@pacbell.net> "set _TARGETNAME ..." cleanup

tcl/target/aduc702x.cfg

tcl/target/at91eb40a.cfg

tcl/target/at91r40008.cfg

tcl/target/at91sam3uXX.cfg

tcl/target/at91sam7sx.cfg

tcl/target/at91sam9260.cfg

tcl/target/at91sam9260_ext_RAM_ext_flash.cfg

tcl/target/c100.cfg

tcl/target/cs351x.cfg

tcl/target/epc9301.cfg

tcl/target/feroceon.cfg

tcl/target/imx21.cfg

tcl/target/imx27.cfg

tcl/target/imx31.cfg

tcl/target/imx35.cfg

tcl/target/is5114.cfg

tcl/target/ixp42x.cfg

tcl/target/lpc1768.cfg

tcl/target/lpc2103.cfg

tcl/target/lpc2124.cfg