glib: Fix multiple definition of PopplerTextSpan

https://bugs.freedesktop.org/show_bug.cgi?id=78103
Merge remote-tracking branch 'origin/poppler-0.26'
Merge remote-tracking branch 'origin/poppler-0.26'
Merge remote-tracking branch 'origin/poppler-0.26'
Merge remote-tracking branch 'origin/poppler-0.26'
Qt: Add a new page->annotations() call that let's you specify subtypes

This way we don't return annotations you may not be interested in
Change pagenum arguments in PDFDoc::markAnnotations from Guint to int

Bug #79410
Fixes compile warning:

  CXX      PDFDoc.lo
PDFDoc.cc: In member function 'GBool PDFDoc::markAnnotations(Object*, XRef*, XRef*, Guint, Guint, Guint)':
PDFDoc.cc:1607:40: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
               if (obj2.getRef().num == oldPageNum) {
                                        ^
PDFDoc.cc:1617:47: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
               } else if (obj2.getRef().num == newPageNum) {

https://bugs.freedesktop.org/show_bug.cgi?id=79410
Merge remote-tracking branch 'origin/poppler-0.26'
[glib] doc: Move PopplerColor documentation to it's own section

https://bugs.freedesktop.org/show_bug.cgi?id=79798
[glib] doc: Move poppler_get_{version, backend} documentation to features section

https://bugs.freedesktop.org/show_bug.cgi?id=79798
[glib] doc: Move PopplerPrintFlags to PopplerPage section

https://bugs.freedesktop.org/show_bug.cgi?id=79798
[glib] doc: Move PopplerFindFlags to PopplerPage section

And also add the missing POPPLER_TYPE_FIND_FLAGS and poppler_find_flags_get_type.

https://bugs.freedesktop.org/show_bug.cgi?id=79798
[glib] doc: Add poppler_annot_set_flags() to documentation

https://bugs.freedesktop.org/show_bug.cgi?id=79798
[glib] doc: Fix typo

https://bugs.freedesktop.org/show_bug.cgi?id=79798
[glib] doc: Add missing POPPLER_TYPE_POINT

And while we are here, also move poppler_point_get_type() and
poppler_quadrilateral_get_type() to private subsection.

https://bugs.freedesktop.org/show_bug.cgi?id=79798
[glib] doc: Add PopplerBackend documentation

https://bugs.freedesktop.org/show_bug.cgi?id=79798
[glib] doc: Use <emphasis> instead of <em>

Fixes:
  DOC   Building HTML
Element em in namespace '' encountered in para, but no template matches.

https://bugs.freedesktop.org/show_bug.cgi?id=79798
[glib] doc: Document PopplerFindFlags:POPPLER_FIND_DEFAULT

Fixes warning:
  DOC   Building XML
../../glib/poppler.h:157: warning: Value description for
PopplerFindFlags::POPPLER_FIND_DEFAULT is missing in source code comment
block.

https://bugs.freedesktop.org/show_bug.cgi?id=79798
[glib] doc: Move poppler_date_parse to utility functions section

https://bugs.freedesktop.org/show_bug.cgi?id=79798
Merge remote-tracking branch 'origin/poppler-0.26'