Merge pull request #28 from rgeraads/master

made composer.lock up-to-date with composer.json
Making sure all line endings will be LF

Added .gitattributes to make sure alle line endings will stay LF
Merge pull request #29 from mbed67/line_endings

Making sure all line endings will be LF
Added check if iconv is loaded
Merge pull request #30 from mbed67/iconv_issue

Added check if iconv is loaded