Merge branch 'typo3v8compatibility' into 'master'

...demirror/plugins/codemirror/CodeMirror/theme/midnight.css

...odemirror/plugins/codemirror/CodeMirror/theme/monokai.css

...e-codemirror/plugins/codemirror/CodeMirror/theme/neat.css

...ce-codemirror/plugins/codemirror/CodeMirror/theme/neo.css

...-codemirror/plugins/codemirror/CodeMirror/theme/night.css

...rror/plugins/codemirror/CodeMirror/theme/paraiso-dark.css

...ror/plugins/codemirror/CodeMirror/theme/paraiso-light.css

...or/plugins/codemirror/CodeMirror/theme/pastel-on-dark.css

...demirror/plugins/codemirror/CodeMirror/theme/rubyblue.css

...emirror/plugins/codemirror/CodeMirror/theme/solarized.css

...mirror/plugins/codemirror/CodeMirror/theme/the-matrix.css

...ins/codemirror/CodeMirror/theme/tomorrow-night-bright.css

...s/codemirror/CodeMirror/theme/tomorrow-night-eighties.css

...demirror/plugins/codemirror/CodeMirror/theme/twilight.css

...irror/plugins/codemirror/CodeMirror/theme/vibrant-ink.css

...odemirror/plugins/codemirror/CodeMirror/theme/xq-dark.css

...demirror/plugins/codemirror/CodeMirror/theme/xq-light.css

...odemirror/plugins/codemirror/CodeMirror/theme/zenburn.css

...gins/tinymce-codemirror/plugins/codemirror/langs/cs_CZ.js

...Plugins/tinymce-codemirror/plugins/codemirror/langs/de.js