Updated gitignore file.

Added PDF version of Readme to the docs folder.

Author: SHYAMP8

.gitignore

@@ -19,6 +19,19 @@
 #Excluding Files/Folders Auto-Generated by Test Harness
 .generated_files/
 
+#Excluding Files/Folders Auto-Generated by Simulink
+*.X
+*.slx.autosave
+*.slx.original
+*.slxc
+*.mat
+*.tlc
+*.tlh
+*.xml
+*.tmw
+*.dmr
+*.l
+
 # Excluding Netbeans specific build directories and file types
 ~*.*
 .generated_files/