Update VERSION

Bump version to 0.8.6

Merge pull request dompdf#2088 from dompdf/develop

Preparation for 0.8.5 release

Merge pull request dompdf#2053 from dompdf/develop

Final update for 0.8.4

Tag for release version 0.8.3

drop php 5.3 from travis config

Merge branch 'develop' in preparation for 0.8.1

(missed a pull request)

Merge branch 'develop'

Address file system path compatibility issues

Closes dompdf#1191

Use strict equality when testing for 0