App architecture modifications.

Now GUI and the app itself is divided into two different binaries.
The app also provides system tray icon.
Whereas the GUI can be used to configure the app.

app/commands/browser/ahk/_include.ahk

@@ -0,0 +1,19 @@
+DefaultBrowser() {
+	; Find the Registry key name for the default browser
+	RegRead, BrowserKeyName, HKEY_CURRENT_USER, Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.html\UserChoice, Progid
+
+	; Find the executable command associated with the above Registry key
+	RegRead, BrowserFullCommand, HKEY_CLASSES_ROOT, %BrowserKeyName%\shell\open\command
+
+	; The above RegRead will return the path and executable name of the brower contained within quotes and optional parameters
+	; We only want the text contained inside the first set of quotes which is the path and executable
+	; Find the ending quote position (we know the beginning quote is in position 0 so start searching at position 1)
+	StringGetPos, pos, BrowserFullCommand, ",,1
+
+	; Decrement the found position by one to work correctly with the StringMid function
+	pos := --pos
+
+	; Extract and return the path and executable of the browser
+	StringMid, BrowserPathandEXE, BrowserFullCommand, 2, %pos%
+	Return BrowserPathandEXE
+}