removed backslashes after images
Clean up the code for further development
Echo necessary empty lines
Rearrange the code a little bit
Use $REPLY variable only inside a selection
Get necessary global variables at first
No reason to use '-e' for these echos
Do not use $profile_key globally
Do not alter $IFS, double quotes are fine
Redefine these error exit values

* 1 for misc error
* 2 for scheme error
* 3 for profile error
Use command substitution directly in extended test
Move color palatte configuration code into a function
Move color scheme selection code into a funciton
Move profile selection code into a function
Move confirmation code into a function
Move help information code into a function
Invoke die() function for exiting
Clean up variable scope in functions
Make scheme selection function to take options from args
Make profile selection function to take options from args