fix spelling

plugins/md3model/md5.cpp

@@ -180,7 +180,7 @@ bool MD5Anim_parse( Tokeniser& tokeniser ){
 	MD5_RETURN_FALSE_IF_FAIL( MD5_parseSize( tokeniser, numAnimatedComponents ) );
 	tokeniser.nextLine();
 
-	// parse heirarchy
+	// parse hierarchy
 	MD5_RETURN_FALSE_IF_FAIL( MD5_parseToken( tokeniser, "hierarchy" ) );
 	MD5_RETURN_FALSE_IF_FAIL( MD5_parseToken( tokeniser, "{" ) );
 	tokeniser.nextLine();

plugins/shaders/shaders.cpp

@@ -1520,7 +1520,7 @@ GSList* Shaders_getShaderFileList(){
 /*
    ==================
    DumpUnreferencedShaders
-   usefull function: dumps the list of .shader files that are not referenced to the console
+   useful function: dumps the list of .shader files that are not referenced to the console
    ==================
  */
 void IfFound_dumpUnreferencedShader( bool& bFound, const char* filename ){

plugins/spritemodel/plugin.cpp

@@ -43,7 +43,7 @@
 
     Implemented as a model module, without any ISelect stuff.
 
-    For an entity to use an image (instead of a model) you just update the entity defintion file so that the eclass_t's modelpath is filled in with a relative path and filename of an image file.
+    For an entity to use an image (instead of a model) you just update the entity definition file so that the eclass_t's modelpath is filled in with a relative path and filename of an image file.
 
     e.g:
 
@@ -73,7 +73,7 @@
     ===============
 
     v0.1 - 27/May/2002
-      - Created an inital implementation of a sprite model plugin.
+      - Created an initial implementation of a sprite model plugin.
         According to the powers that be, it seems creating a model
         plugin is hackish.
         It works ok, but there is no way to attach models (sprites if you will)

plugins/textool/TexTool.cpp

@@ -188,7 +188,7 @@ _QERFaceData g_SelectedFaceData;
 // g_pSelectedFaceWindings gets allocated with MAX_POINTS_ON_WINDING at plugin startup ( QERPlug_Init )
 winding_t               *g_pSelectedFaceWinding = NULL;
 const float g_ViewportRatio = 1.2f;
-// usefull class to manage the 2D view
+// useful class to manage the 2D view
 C2DView g_2DView;
 // control points to move the polygon
 CControlPointsManagerBFace g_ControlPointsBFace;

plugins/textool/changelog.txt

@@ -5,4 +5,4 @@ here is the TODO-list for next release, ( most certainly a wish list )
 - TODO: add hooks with the selected face and selected patch data. tell the plugin when selected face
 or selected patch has changed.
 the hooks should use a generic interface inside Radiant for "observers"
-- TODO: add other usefull texturing tools, if designers come up with good ideas
+- TODO: add other useful texturing tools, if designers come up with good ideas