Merge branch '49-remove-gitignore-from-typo3-folder' into 'master'

[BUGFIX] Removes .gitignore file in typo3 subfolder

Closes #49

See merge request !40

html/typo3/.gitignore

-/bin
-/vendor
-/typo3_src
-/html/index.php
-/html/typo3
-/html/fileadmin/
-/html/typo3conf/ext/*
-/html/typo3conf/AdditionalConfiguration.php
-/html/typo3conf/PackageStates.php
-/html/typo3conf/l10n
-/html/typo3temp/
-/html/uploads/
-!/html/typo3conf/ext/ter*
-!/html/typo3conf/ext/ter
-/html/typo3conf/AdditionalConfiguration.php
-/html/typo3conf/ENABLE_INSTALL_TOOL
-/html/typo3conf/deprecation_*