gitignore: add some entries for admin/IntegTools and Makefiles

cde/.gitignore

@@ -17,3 +17,33 @@ imports/x11
 
 # exports of libraries/headers
 exports
+
+# various admin/IntegTools/ files
+admin/IntegTools/post_install/*.list
+admin/IntegTools/post_install/*.lst
+admin/IntegTools/post_install/linux
+
+admin/IntegTools/post_install/configDemos
+admin/IntegTools/post_install/configFonts
+admin/IntegTools/post_install/configHelp
+admin/IntegTools/post_install/configHelpPrg
+admin/IntegTools/post_install/configHelpRun
+admin/IntegTools/post_install/configIcons
+admin/IntegTools/post_install/configInc
+admin/IntegTools/post_install/configMan
+admin/IntegTools/post_install/configManDev
+admin/IntegTools/post_install/configMsgCat
+admin/IntegTools/post_install/configPrg
+admin/IntegTools/post_install/configShlibs
+
+install.dt
+dinstall.dt
+dinstallCDE
+installCDE
+updateCDE
+
+installCDE.*.log
+
+# Makefiles (generated by Imakefiles)
+Makefile
+