Synced gitignores with github repo (#1245)

* Renamed scripts directory into contrib

* Added script to download gitignores from github

* Synced gitignores with github repo

options/gitignore/Delphi

@@ -20,6 +20,10 @@
 # Deployment Manager configuration file for your project. Added in Delphi XE2.
 # Uncomment this if it is not mobile development and you do not use remote debug feature.
 #*.deployproj
+# 
+# C++ object files produced when C/C++ Output file generation is configured.
+# Uncomment this if you are not using external objects (zlib library for example).
+#*.obj
 #
 
 # Delphi compiler-generated binaries (safe to delete)
@@ -37,9 +41,13 @@
 *.tds
 *.dcu
 *.lib
+*.a
+*.o
+*.ocx
 
 # Delphi autogenerated files (duplicated info)
 *.cfg
+*.hpp
 *Resource.rc
 
 # Delphi local files (user-specific info)
@@ -51,7 +59,8 @@
 
 # Delphi history and backups
 __history/
+__recovery/
 *.~*
 
-# Castalia statistics file
+# Castalia statistics file (since XE7 Castalia is distributed with Delphi)
 *.stat