Remove obsolete .init files in configfiles directories

These look like they were part of some now-defunct Disney tool.

direct/src/configfiles/direct.init

@@ -1,9 +0,0 @@
-ATTACH dmodels
-ATTACH panda
-MODREL ETC_PATH etc
-DOCSH set parent=`dirname $DIRECT`
-DOCSH if ( ${?PANDA_ROOT} ) then
-DOCSH   setenv PYTHONPATH "${PYTHONPATH};"`cygpath -w "$parent"`
-DOCSH else
-DOCSH   setenv PYTHONPATH "${PYTHONPATH}:$parent"
-DOCSH endif

panda/src/configfiles/panda.init

@@ -1,10 +0,0 @@
-SETABS PANDA_VER 0.8
-MODREL ETC_PATH built/etc
-DOCSH if ( ! $?CFG_PATH ) then
-DOCSH   setenv CFG_PATH ~
-DOCSH   setenv CFG_PATH ". ${CFG_PATH} /usr/local/etc"
-DOCSH endif
-DOSH if [ -z "$CFG_PATH" ]; then
-DOSH   CFG_PATH=". $HOME /usr/local/etc"
-DOSH   export CFG_PATH
-DOSH fi

pandatool/src/configfiles/pandatool.init

@@ -1 +0,0 @@
-ATTACH panda