first initialization
Merge branch 'master' of https://github.com/Neil-UWA/Algorithm
modified the bubble sort, the basic bubble sort works find, however, there exists a problem in the opt_bubble_sort function
added a test function using pointer of function, removed the wrong versions of bubble sort
modified the test function in common.c, added selection sort
deleted some unnecessary directories: Merge/, Insert/
two versions of selection sort: basic and improved on with index
added 3 additional versions of bubble sort, v3 has a problem
modified the test function
reformated the code to make it pretty
made the rm process quitely
removed the swap_count
changed the size for testing, added testings for different versions of bubble sort
removed the bubble_sort_v3
made the functions, stop() and start(), static
added a function, void compare_elements(int *in, int size), modifed the test function
fixed the functionality of these two selection sort
works properly now
nothing serious
deleted insert.h insert.c