Misc. typos

found via `codespell` and `grep`

Lib/lua/lua.swg

@@ -33,7 +33,7 @@
 %typemap(consttab) char *, const char *, char [], const char []
        {SWIG_LUA_CONSTTAB_STRING("$symname", $value)}
 
-// note: char is treated as a seperate special type
+// note: char is treated as a separate special type
 // signed char & unsigned char are numbers
 %typemap(consttab) char
        {SWIG_LUA_CONSTTAB_CHAR("$symname", $value)}

Lib/lua/luarun.swg

@@ -181,7 +181,7 @@ typedef struct swig_elua_entry {
 
 /* Push the string STR on the Lua stack, like lua_pushstring, but
    prefixed with the location of the innermost Lua call-point
-   (as formated by luaL_where).  */
+   (as formatted by luaL_where).  */
 SWIGRUNTIME void
 SWIG_Lua_pusherrstring (lua_State *L, const char *str)
 {
@@ -192,7 +192,7 @@ SWIG_Lua_pusherrstring (lua_State *L, const char *str)
 
 /* Push a formatted string generated from FMT and following args on
    the Lua stack, like lua_pushfstring, but prefixed with the
-   location of the innermost Lua call-point (as formated by luaL_where).  */
+   location of the innermost Lua call-point (as formatted by luaL_where).  */
 SWIGRUNTIME void
 SWIG_Lua_pushferrstring (lua_State *L, const char *fmt, ...)
 {
@@ -289,7 +289,7 @@ to tell the two structures apart within SWIG, other than by looking at the type
 typedef struct {
   swig_type_info   *type;
   int     own;  /* 1 if owned & must be destroyed */
-  char data[1];       /* arbitary amount of data */    
+  char data[1];       /* arbitrary amount of data */    
 } swig_lua_rawdata;
 
 /* Common SWIG API */

Lib/lua/typemaps.i

@@ -182,7 +182,7 @@ TYPE* SWIG_get_NAME_num_array_var(lua_State* L, int index, int* size);
 	// writes a table to Lua with all the specified numbers
 void SWIG_write_NAME_num_array(lua_State* L,TYPE *array,int size);
 	// read the specified table, and fills the array with numbers
-	// returns 1 of ok (only fails if it doesnt find numbers)
+	// returns 1 of ok (only fails if it doesn't find numbers)
 	// helper fn (called by SWIG_get_NAME_num_array_*() fns)
 int SWIG_read_NAME_num_array(lua_State* L,int index,TYPE *array,int size);