Add missing add-on version metadata

Only default enabled addons

Give each the version: 1.0.0

io_anim_bvh/__init__.py

@@ -21,6 +21,7 @@
 bl_info = {
     "name": "BioVision Motion Capture (BVH) format",
     "author": "Campbell Barton",
+    "version": (1, 0, 0),
     "blender": (2, 74, 0),
     "location": "File > Import-Export",
     "description": "Import-Export BVH from armature objects",

io_curve_svg/__init__.py

@@ -21,6 +21,7 @@
 bl_info = {
     "name": "Scalable Vector Graphics (SVG) 1.1 format",
     "author": "JM Soler, Sergey Sharybin",
+    "version": (1, 0, 0),
     "blender": (2, 57, 0),
     "location": "File > Import > Scalable Vector Graphics (.svg)",
     "description": "Import SVG as curves",

io_mesh_ply/__init__.py

@@ -21,6 +21,7 @@
 bl_info = {
     "name": "Stanford PLY format",
     "author": "Bruce Merry, Campbell Barton",
+    "version": (1, 0, 0),
     "blender": (2, 74, 0),
     "location": "File > Import-Export",
     "description": "Import-Export PLY mesh data withs UV's and vertex colors",

io_scene_3ds/__init__.py

@@ -21,6 +21,7 @@
 bl_info = {
     "name": "Autodesk 3DS format",
     "author": "Bob Holcomb, Campbell Barton",
+    "version": (1, 0, 0),
     "blender": (2, 74, 0),
     "location": "File > Import-Export",
     "description": "Import-Export 3DS, meshes, uvs, materials, textures, "