[ghex] (12 commits) ...Merge branch 'expand-search-options' into 'master'

[Logan Rathbone <larathbone src gnome org>]

Summary of changes:

  d452338... findrep: Implement GUI for expanded Find options (*)
  b2ba3a5... Add new HexDocument API to expand search options (*)
  7727257... widget: Add API per HexDocument expanded find/replace (*)
  fa7248d... findrep: Connect expanded GUI with expanded API (*)
  ab4b568... findrep: Show # of replacements w/ replace all (*)
  46db975... gtkhex: gtk-doc-ify expanded HexDocument API. (*)
  17e340e... gtkhex: gtk-doc-ify expanded HexWidget API. (*)
  a6ef5b4... hexdoc: new public struct funcs for HexDocumentFindData (*)
  dc896f5... hexdoc: add padding to public structs to avoid future ABI b (*)
  427a5c1... findrep: Cleanup overzealous sanity checks and pointless co (*)
  04feac7... findrep: Split as much as possible into UI files (*)
  082de5c... Merge branch 'expand-search-options' into 'master'

(*) This commit already existed in another branch; no separate mail sent