[easy] lowercase - go
[easy] fizzbuzz - go
[easy] filesize - go
[easy] swapcase - go
[easy] filesize - php
[easy] filesize - python2
[easy] filesize - python3
[easy] filesize - scala
reduces lines of code (no fault tolerance)
adds README
[easy] sum of digits - go
adapts codeeval challenge naming for folders
[easy] sum of integers - go
[easy] reverse words - tcl
[easy] lowercase - tcl
[moderate] mth to last element - tcl
[easy] file size - c
[easy] file size - c++
[easy] file size - objective-c
[easy] fizz buzz - tcl