Move code out of main (#172)

* feat(status, window): add option to make overwrite status background color, add option to set the separator between windows

* feat(window): update documentation

* feat(window): update documentation

* feat(refactor): move code out of main and into separated files

* Update catppuccin.tmux

Co-authored-by: vdbe <44153531+vdbe@users.noreply.github.com>

* Update catppuccin.tmux

Co-authored-by: vdbe <44153531+vdbe@users.noreply.github.com>

---------

Co-authored-by: vdbe <44153531+vdbe@users.noreply.github.com>

utils/module_utils.sh

@@ -0,0 +1,37 @@
+#!/bin/sh
+
+load_modules() {
+  local modules_list=$1
+  shift
+  local module_directories=("$@")
+
+  local -i module_index=0;
+  local module_name
+  local module_path
+  local loaded_modules
+  local IN=$modules_list
+
+  # https://stackoverflow.com/questions/918886/how-do-i-split-a-string-on-a-delimiter-in-bash#15988793
+  while [ "$IN" != "$iter" ] ;do
+    # extract the substring from start of string up to delimiter.
+    iter=${IN%% *}
+    # delete this first "element" AND next separator, from $IN.
+    IN="${IN#$iter }"
+    # Print (or doing anything with) the first "element".
+
+    module_name=$iter
+
+    for module_dir in "${module_directories[@]}" ; do
+      module_path="$module_dir/$module_name.sh"
+
+      if [ -r "$module_path" ]; then
+        source "$module_path"
+        loaded_modules="$loaded_modules$( "show_$module_name" "$module_index" )"
+        module_index+=1
+        break
+      fi
+    done
+  done
+
+  echo "$loaded_modules"
+}