* Added: Bash version check, by Calinou

* Added: OS check, by kpucynski
* Fixed: number of themes reported in options when theme folder is empty, by deluxe
* Fixed: README.md typos, by lucaskim1233
* Added: CHANGELOG.md

added: deb build script by Jukoo, fixed: load avarage and uptime not …

…showing, fixed: freeze on reverse when showing detailed information, fixed: single quotes on associative arrays

Fixed: runaway array, disks used reporting and increased memory and d…

…isks update frequency

Fixes: get_value() regex, general cleanup and formatting Added: 2 new…

… themes by Daniel Ruiz de Alegría, flat-remix and flat-remix-light

Fixed: changed remaining ps thcount flags to nlwp

Fixes: ps flag thcount changed to nlwp for greater compability, regex…

… and float to int rounding fix in get_value()

Fixes: erroneous regular expressions

Added: functions is_int, is_flot, is_hex Fixes: error checking on int…

…ernal functions

fix: load average max length

fix: load average clipping, cpu box calculations error