Take the tour ×  I am new to Git. I have never used any SCM/RM
software before. I have simply been creating backup copies of
each project's source directory before major code changes or
after getting a reliable version ready.  Recently I decided to
start using a good SCM and chose Git. I created a new empty Git
repository on my computer using SourceTree for OS X as my Git
GUI. (Of course I also have access to the Terminal for any
command line needs as well.)  Now, I have a small scripting
project that consists of five different source files in one
directory called "Droid XX-XX-XX". Each time I created a new
backup copy of the source diectory, I put the date in the X's.
So there are about 15 different versions from different dates. I
want to add each of these to my repository starting from the
earliest.  However I have run into several problems.    1. One
problem is that some of the files use tabs for indentation,
while others use spaces -- but Git treats a whole line as
different even when the only difference