Fix typos in BasicString documentation

Author: trflynn89

fly/types/string/detail/string_classifier.hpp

@@ -93,7 +93,7 @@ class BasicStringClassifier
      * Converts the given character to an upper-case alphabetic character as classified by the
      * default C locale.
      *
-     * The STL's std:tosupper and std::towupper require that the provided character fits into an
+     * The STL's std:toupper and std::towupper require that the provided character fits into an
      * unsigned char and unsigned wchar_t, respectively. Other values result in undefined behavior.
      * This method has no such restriction.
      *
@@ -107,7 +107,7 @@ class BasicStringClassifier
      * Converts the given character to a lower-case alphabetic character as classified by the
      * default C locale.
      *
-     * The STL's std:toslower and std::towlower require that the provided character fits into an
+     * The STL's std:tolower and std::towlower require that the provided character fits into an
      * unsigned char and unsigned wchar_t, respectively. Other values result in undefined behavior.
      * This method has no such restriction.
      *

fly/types/string/string.hpp

@@ -125,7 +125,7 @@ class BasicString
      * Converts the given character to an upper-case alphabetic character as classified by the
      * default C locale.
      *
-     * The STL's std:tosupper and std::towupper require that the provided character fits into an
+     * The STL's std:toupper and std::towupper require that the provided character fits into an
      * unsigned char and unsigned wchar_t, respectively. Other values result in undefined behavior.
      * This method has no such restriction.
      *
@@ -139,7 +139,7 @@ class BasicString
      * Converts the given character to a lower-case alphabetic character as classified by the
      * default C locale.
      *
-     * The STL's std:toslower and std::towlower require that the provided character fits into an
+     * The STL's std:tolower and std::towlower require that the provided character fits into an
      * unsigned char and unsigned wchar_t, respectively. Other values result in undefined behavior.
      * This method has no such restriction.
      *
@@ -495,7 +495,7 @@ class BasicString
 //==================================================================================================
 template <typename StringType>
 template <typename T, enable_if<detail::is_like_supported_string<T>>>
-constexpr auto BasicString<StringType>::size(T &&value) -> size_type
+constexpr inline auto BasicString<StringType>::size(T &&value) -> size_type
 {
     return classifier::size(std::forward<T>(value));
 }