Added String_to_int in Lua
Merge pull request #196 from Yonaba/master

Added String_to_int in Lua
added C implementation of selection sort
Added Perl implementation of Factorial
Merge pull request #197 from jonathanlebron/c_selectionsort

added C implementation of selection sort
Added Perl implementation of Fibonacci series
Added Perl implementation of Bubble sort
Added Perl implementation of Insertion sort
Merge pull request #198 from Sweet-kid/master

Perl implementation of Factorial, Fibonacci, Insertion sort & Bubble sort