Replace "hot key" occurrences with "hotkey"

Source/control.cpp

@@ -439,7 +439,7 @@ void DrawSpellList()
 				for (t = 0; t < 4; t++) {
 					if (plr[myplr]._pSplHotKey[t] == pSpell && plr[myplr]._pSplTHotKey[t] == pSplType) {
 						DrawSpellCel(x, y, pSpellCels, t + SPLICONLAST + 5, SPLICONLENGTH);
-						sprintf(tempstr, "Spell Hot Key #F%i", t + 5);
+						sprintf(tempstr, "Spell Hotkey #F%i", t + 5);
 						AddPanelString(tempstr, TRUE);
 					}
 				}

Source/help.cpp

@@ -34,7 +34,7 @@ const char gszSpawnHelpText[] = {
 	"G:  Increases the brightness of the screen|"
 	"Q:  Opens the Quest log (non-functional in the Shareware version)|"
 	"1 - 8:  Use that item from your Belt|"
-	"F5, F6, F7, F8:  Sets a hot key for a selected skill or spell|"
+	"F5, F6, F7, F8:  Sets a hotkey for a selected skill or spell|"
 	"Shift + Left Click: Use any weapon without moving|"
 	"Shift + Left Click (on character screen): Assign all stat points|"
 	"|"
@@ -289,9 +289,9 @@ const char gszSpawnHelpText[] = {
 	"health to your character while diminishing his available mana "
 	"and requires no targeting.|"
 	"|"
-	"You can also set a spell or scroll as a Hot Key position for "
+	"You can also set a spell or scroll as a Hotkey position for "
 	"instant selection.  Start by opening the pop-up menu as described "
-	"in the skill section above.  Assign Hot Keys by hitting the "
+	"in the skill section above.  Assign Hotkeys by hitting the "
 	"F5, F6, F7 or F8 keys on your keyboard after scrolling through "
 	"the available spells and highlighting the one you wish to assign. |"
 	"|"
@@ -390,7 +390,7 @@ const char gszHelpText[] = {
 	"Z: Zoom Game Screen|"
 	"+ / -: Zoom Automap|"
 	"1 - 8: Use Belt item|"
-	"F5, F6, F7, F8:     Set hot key for skill or spell|"
+	"F5, F6, F7, F8:     Set hotkey for skill or spell|"
 	"Shift + Left Click: Attack without moving|"
 	"Shift + Left Click (on character screen): Assign all stat points|"
 	"|"
@@ -433,7 +433,7 @@ const char gszHelpText[] = {
 	"area.|"
 	"|"
 	"$Setting Spell Hotkeys|"
-	"You can assign up to four Hot Keys for skills, spells or scrolls.  "
+	"You can assign up to four Hotkeys for skills, spells or scrolls.  "
 	"Start by opening the 'speedbook' as described in the section above. "
 	"Press the F5, F6, F7 or F8 keys after highlighting the spell you "
 	"wish to assign.|"