Applied pack unpack from Pablo Martin (caedes),

http://projects.blender.org/tracker/?func=detail&atid=127&aid=3246&group_id=9
adds

Blender.c:
Blender.UnpackModes (dict with the unpack modes)
Blender.UnpackAll(mode)
Blender.PackAll()
Blender.CountPackedFiles()

Image.c:
image.packed (this was working)
image.pack()
image.unpack()

Sound.c:
sound.packed
sound.pack()
sound.unpack()

source/blender/python/api2_2x/doc/Blender.py

@@ -12,6 +12,7 @@ The main Blender module.
 
 B{New}: L{Run}, L{UpdateMenus}, new options to L{Get}, L{ShowHelp},
 L{SpaceHandlers} dictionary.
+L{UnpackModes} dictionary.
 
 Blender
 =======
@@ -41,6 +42,12 @@ Blender
       will exit as soon as it finishes rendering or executing a script
       (ex: 'C{blender -b <blender file> -P <script>}').  Try 'C{blender -h}'
       for more detailed informations.
+@type UnpackModes: constant dictionary
+@var UnpackModes: dictionary with available unpack modes.
+    - USE_LOCAL - use files in current directory (create when necessary)
+    - WRITE_LOCAL - write files in current directory (overwrite when necessary)
+    - USE_ORIGINAL - use files in original location (create when necessary)
+    - WRITE_ORIGINAL - write files in original location (overwrite when necessary)
 @type SpaceHandlers: constant dictionary
 @var SpaceHandlers: dictionary with space handler types.
     - VIEW3D_EVENT;
@@ -193,6 +200,22 @@ def UpdateMenus ():
   @note: only scripts that save other new scripts in the default or user
     defined folders need to call this function.
   """
+def UnpackAll (mode):
+  """
+  Unpack all files with specified mode.
+  @param mode: The Mode for unpacking. Must be one of the modes in 
+  Blender.UnpackModes dictionary.
+  @type mode: int
+  """
+def PackAll ():
+  """
+  Pack all files.
+  """
+
+def Blender_CountPackedFiles():
+  """
+  Returns the number of packed files.
+  """
 
 def Quit ():
   """

source/blender/python/api2_2x/doc/Image.py

@@ -82,7 +82,7 @@ class Image:
   @ivar start: Texture's animation start frame [0, 128].
   @ivar end: Texture's animation end frame [0, 128].
   @ivar speed: Texture's animation speed [1, 100].
-  @ivar packed: Boolean, True whe the Texture is packed (readonly).
+  @ivar packed: Boolean, True when the Texture is packed (readonly).
   @ivar bindcode: Texture's bind code (readonly).
   """
 
@@ -320,9 +320,9 @@ class Image:
   def unpack(mode):
     """
     Unpacks the image to the images filename.
-    @param mode: if 0, the existing file located at filename will be used. 1, The file will be overwritten if its different. 2, always overwrite the existing image file.
+    @param mode: One of the values in Blender.Unpackmodes dict.
     @note: An error will be raised if the image is not packed or the filename path does not exist.
     @returns: nothing
     @rtype: none
     @type mode: int
-    """
+    """

source/blender/python/api2_2x/doc/Sound.py

@@ -50,6 +50,7 @@ class Sound:
     This object gives access to Sounds in Blender.
   @ivar name: The name of this Sound object.
   @ivar filename: The filename (path) to the sound file loaded into this Sound
+  @ivar packed: Boolean, True when the sample is packed (readonly).
      object.
   """
 
@@ -114,3 +115,21 @@ class Sound:
     @param f: the new pitch value in the range [-12.0, 12.0].    
     """
 
+  def pack():
+    """
+    Packs the sound into the current blend file.
+    @note: An error will be raised if the sound is alredy packed or the filename path does not exist.
+    @returns: nothing
+    @rtype: none
+    """
+
+  def unpack(mode):
+    """
+    Unpacks the sound to the samples filename.
+    @param mode: One of the values in Blender.Unpackmodes dict.
+    @note: An error will be raised if the sound is not packed or the filename path does not exist.
+    @returns: nothing
+    @rtype: none
+    @type mode: int
+    """
+