core:
 * Fix underline sometimes being drawn only partially
 * Fix Adobe Reader not reading some of the contents we write correctly
 * Fix code that workarounds some broken-ish files
 * FoFiTrueType: Parse CFF2 fonts too
 * FoFiTrueType: Support cmap types 2 and 13
 * Fix a few small memory leaks
 * code improvements

qt:
 * Handle SaveAs named action
 * Annotations: don't change the text color when changing the font

utils:
 * pdftotext: print creation and modification date when using htmlmeta param

glib:
 * Fix returning internal data of temporary strings

cpp:
 * Fix code incompatibility with MSVC

build system:
 * poppler internal library is no longer forced to static on MSVC
 * Error out if iconv is not available and the cpp frontend is enabled
 * Require FreeType 2.8

core:
 * Signature: Fix finding Signatures that are in Pages not not in the global the Forms object
 * Signature: Improve getting the path to the firefox certificate database
 * Splash: Fix rendering of some joints. Issue #1212
 * Fix get_poppler_localdir for relocatable Windows builds
 * Minor code improvements

qt:
 * Minor code improvements

utils:
 * pdfimages: Fix the wrong Stream being passed for drawMaskedImage

build system:
 * Small code improvements

core:
 * Signature: Add a way to detect unsigned FormFieldSignature
 * Signature: Suport background image when using left and right text
 * Signature: Fix path where to search for Firefox NSS in Windows
 * Signature: Fix NSS code to work correctly in Windows/Android
 * Count only signature fields in PDFDoc::getNumSignatureFields
 * Minor code improvements

qt:
 * Allow signing unsigned signature fields
 * Allow passing a background image for the signature when signing
 * Allow passing the document password when signing
 * Fix leftFontSize being ignored when signing

glib:
 * try with utf8 password if latin1 fails
 * New method for getting all signature fields of a document
 * Fix compile with MSVC

utils:
 * pdfsig: Fix compile with MSVC

build system:
 * Fix NSS cmake check for MSVC