cleanup wmake scripts

- match comments to names of scripts
  - remove comments about using C-shell (not true anymore)
  - use 'assert' style syntax in places instead of if/then/fi
  - wcleanMachine supports multiple arguments

wmake/scripts/addCompile

@@ -28,8 +28,6 @@
 #
 # Description
 #     Cleans up the dependency list and add the compilation statement.
-#     It has to be written in the C-shell rather than the Bourne shell
-#     because it uses file name manipulators.
 #
 #     Usage: wmkdep <fileName> | addCompile <fileName>
 #
@@ -52,11 +50,11 @@ if [ "$WM_PROJECT_DIR" ]
 then
     sed -e s%$WM_PROJECT_DIR%'$(WM_PROJECT_DIR)'% > $depName
 else
-	cat > $depName
+    cat > $depName
 fi
 
 
-if [ "$sub" = "java" ]
+if [ "$sub" = java ]
 then
 
     sed -e s%"\(.*\).class.*:"%'$(CLASSES_DIR)/'"\1.class\:"%   \