Fix typos found by codespell (#68)

ConvertUTF.c

@@ -194,7 +194,7 @@ static const UTF32 offsetsFromUTF8[6] = { 0x00000000UL, 0x00003080UL, 0x000E2080
  * Once the bits are split out into bytes of UTF-8, this is a mask OR-ed
  * into the first byte, depending on how many bytes follow.  There are
  * as many entries in this table as there are UTF-8 sequence types.
- * (I.e., one byte sequence, two byte... etc.). Remember that sequencs
+ * (I.e., one byte sequence, two byte... etc.). Remember that sequences
  * for *legal* UTF-8 will be 4 or fewer bytes total.
  */
 static const UTF8 firstByteMark[7] = { 0x00, 0x00, 0xC0, 0xE0, 0xF0, 0xF8, 0xFC };

ConvertUTF.h

@@ -24,7 +24,7 @@
 
     Conversions between UTF32, UTF-16, and UTF-8.  Header file.
 
-    Several funtions are included here, forming a complete set of
+    Several functions are included here, forming a complete set of
     conversions between the three formats.  UTF-7 is not included
     here, but is handled in a separate source file.
 
@@ -102,7 +102,7 @@ typedef unsigned char	Boolean; /* 0 or 1 */
 typedef enum {
 	conversionOK, 		/* conversion successful */
 	sourceExhausted,	/* partial character in source, but hit end */
-	targetExhausted,	/* insuff. room in target for conversion */
+	targetExhausted,	/* insufficient room in target for conversion */
 	sourceIllegal		/* source sequence is illegal/malformed */
 } ConversionResult;
 

SimpleIni.h

@@ -3092,7 +3092,7 @@ class SI_ConvertW {
             // This uses the Unicode reference implementation to do the
             // conversion from UTF-8 to wchar_t. The required files are
             // ConvertUTF.h and ConvertUTF.c which should be included in
-            // the distribution but are publically available from unicode.org
+            // the distribution but are publicly available from unicode.org
             // at http://www.unicode.org/Public/PROGRAMS/CVTUTF/
             ConversionResult retval;
             const UTF8 * pUtf8 = (const UTF8 *) a_pInputData;
@@ -3179,7 +3179,7 @@ class SI_ConvertW {
             // This uses the Unicode reference implementation to do the
             // conversion from wchar_t to UTF-8. The required files are
             // ConvertUTF.h and ConvertUTF.c which should be included in
-            // the distribution but are publically available from unicode.org
+            // the distribution but are publicly available from unicode.org
             // at http://www.unicode.org/Public/PROGRAMS/CVTUTF/
             ConversionResult retval;
             UTF8 * pUtf8 = (UTF8 *) a_pOutputData;

other/simpleini.doxy

@@ -644,7 +644,7 @@ REFERENCES_RELATION    = YES
 # If the REFERENCES_LINK_SOURCE tag is set to YES (the default)
 # and SOURCE_BROWSER tag is set to YES, then the hyperlinks from
 # functions in REFERENCES_RELATION and REFERENCED_BY_RELATION lists will
-# link to the source code.  Otherwise they will link to the documentstion.
+# link to the source code.  Otherwise they will link to the documentation.
 
 REFERENCES_LINK_SOURCE = YES