Merge pull request #5 from jwakely/develop

Change "a absolute" to "an absolute"
Eliminate the problem of the title being bookmarked by marking it up as a <p>...</p> and specifying the font size.
Merge branch 'develop' of github.com:cplusplus/filesystem-ts into develop
 codecvt missing argument.(Jonathan Wakely)
Add <ins>...</ins> markup to Jonathan's change.
[path.query] Fix anchor targets

Cross-references in has_relative_path() and has_extension() descriptions
were linking to themselves instead of relative_path() and extension().
[path.decompose] p28 Fix note for path::extension()