Updated help message. (#189)

internal/app/fullscreen/help.go

@@ -11,11 +11,10 @@ var helpMsg string
 
 func init() {
 	const str = `
-FDBQ provides an environment for reading & writing
-data in a Foundation DB cluster. The environment has
+FDBQ provides an environment for querying and mutating
+data of a Foundation DB cluster. The environment has
 3 modes: input, scroll, & help. The environment starts
-in input mode. Ctrl+C always quits the program,
-regardless of the current mode.
+in input mode. 
 
 During input mode, the user can type queries into the
 input box at the bottom of the screen. Pressing "enter"
@@ -32,7 +31,8 @@ input mode. Pressing "j" or "k" scrolls by line.
 Pressing "J" or "K" scrolls by item. Pressing "ctrl+d"
 or "ctrl+u" scrolls by half page. Pressing "i"
 switches back to input mode. Pressing "?" switches to
-help mode.
+help mode. Pressing "q" quits the application after
+confirmation.
 
 During help mode, this help screen is displayed.
 Scrolling works the same as in scroll mode. Pressing