[TASK] Fixed typo on closing-tag in example

This fixes #148
Merge pull request #151 from mihawk90/patch-1

[TASK] Fixed typo on closing-tag in example
[FEATURE] Add urlencode/-decode ViewHelpers
Merge pull request #152 from bjo3rnf/urlendecode

[FEATURE] Add urlencode/-decode ViewHelpers
[TASK] Fix unused/misspelled variables
[TASK] Fix typo
Merge pull request #155 from bjo3rnf/cleaner

[TASK] General code cleaning