[ticket/246] Add spellchecker for common misspellings to develop folder

B3P-246
[ticket/246] Try running spellchecker in php 5.5 test

B3P-246
[ticket/246] Exit with 1 if script encountered misspellings

B3P-246
[ticket/246] Fix misspellings in portal files

B3P-246
[ticket/246] Remove mkdir for ext folder

B3P-246
Merge pull request #247 from marc1706/ticket/246

[ticket/246] Add spellchecker for common misspellings to develop folder