Version and changelog for 0.12.0
Merge branch 'master' into develop
#123: New drawing shapes (arc, curve, line, polyline, rect, oval)
QA: Small fixes for #258 based on Scrutinizer https://scrutinizer-ci.com/g/PHPOffice/PHPWord/inspections/54c74458-884d-4299-aed1-a7d2eb6a5654
Merge pull request #258 from ivanlanin/develop

New drawing shapes (arc, curve, line, polyline, rect, oval) for #123
#238: Known issue about read/write permission on temp folder
Merge remote-tracking branch 'upstream/develop' into develop
Refactor `IOFactory` to remove duplication
Font: New `scale`, `spacing`, and `kerning` property of font style
Fix rare PclZip/realpath/PHP version problem

In PHP 5.4.4 realpath() handles absolute paths correctly, but in PHP 5.3.8 returns false.
Refactor Word2007/Element to identify the same properties
Refactor styles: Inherit Image and Line from Frame
Added shading to the paragraph style for full width shading
Merge branch 'feature-paragraphBgColor' of github.com:lrobert/PHPWord-1 into develop
Update changelog and unit test for #264
Reduce duplications and fix some docblocks
Ensure temp file in pclzipAddFile() removed

Make pclzipAddFile() similar to pclzipAddFromString() in removing
temporary files.
RTF Writer: Support for sections, margins, and borders #249
Section: Ability to set paper size, e.g. A4, A3, and Legal
QA: Type check fix for RTF section style and docblock comment fix for AbstractContainer