bin/tools/RunFunctions: handle tabs and spaces

when retrieving entries from dictionaries

Patch supplied by Timm Severin
Resolves bug-report http://www.openfoam.org/mantisbt/view.php?id=1689

bin/tools/RunFunctions

@@ -30,12 +30,12 @@
 
 getNumberOfProcessors()
 {
-    sed -ne 's/^numberOfSubdomains *\(.*\);/\1/p' system/decomposeParDict
+    sed -ne 's/^numberOfSubdomains\s*\(.*\);/\1/p' system/decomposeParDict
 }
 
 getApplication()
 {
-    sed -ne 's/^ *application *\([a-zA-Z]*\) *;.*$/\1/p' system/controlDict
+    sed -ne 's/^ *application\s*\([a-zA-Z]*\)\s*;.*$/\1/p' system/controlDict
 }
 
 runApplication()