-Wimplicit-int-float-conversion (Export::createSpinbutton)
-Wmisleading-indentation
-Wrange-loop-construct (init_extended)
-Wreturn-type (SPIFontSize::relative_fraction)
-Wunused-function
-Wunused-label (lpe_shape_revert_stroke_and_fill)
-Wunused-lambda-capture (text_categorize_refs)
-Wunused-private-field
-Wunused-variable

- add license headers to everything
- convert a few files from public domain or LGPL2.1+ to GPL2+
- some archaeology to clarify which files are from which library

Link Mauve authored Jun 17, 2018 and Marc Jeanmougin committed Jun 18, 2018

This renames most C <*.h> includes into C++ <c*> includes.

Link Mauve authored Jun 15, 2018 and Marc Jeanmougin committed Jun 18, 2018

This replaces all NULL or 0 with nullptr when assigned to or returned as
a pointer.

This reverts commit bba4ff66.

(bzr r14112)

code cleanup: add own includes to cpp files or make the functions static if they are not used elsewhere.

(bzr r11735)

Fixed bugs:
  - https://launchpad.net/bugs/898538

(bzr r10762)

(bzr r10198)

functional noop: Change prepend_current_dir_if_relative to return the result rather than taking a pointer to where to put the result.  (Clarifies that the existing value isn't used.)

(bzr r7653)

(bzr r7274)

* Doxygen fixes for a few files
* Garbage-collected allocator for STL containers

(bzr r6877)

(bzr r4629)

(bzr r149)

(bzr r1)