Change references from "ARRL RTTY Roundup" to "FT Roundup".

Configuration.ui

@@ -2717,7 +2717,7 @@ Right click for insert and delete options.</string>
             <item>
              <widget class="QRadioButton" name="rbRTTY_Roundup">
               <property name="toolTip">
-               <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;ARRL RTTY Roundup and similar contests.  Exchange is US state, Canadian province, or &amp;quot;DX&amp;quot;.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+               <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;FT Roundup and similar contests. Exchange is US state, Canadian province, or &amp;quot;DX&amp;quot;.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
               </property>
               <property name="accessibleName">
                <string>R T T Y Roundup</string>

doc/user_guide/en/make-qso.adoc

@@ -83,7 +83,7 @@ operator replacement.
 
 The FT4, FT8, and MSK144 protocols support special messages optimized
 for *NA VHF* and *EU VHF* contests.  FT4 and FT8 also support messages
-for *ARRL Field Day*, *ARRL RTTY Roundup*, and the *WW Digi* contest.
+for *ARRL Field Day*, *FT Roundup*, and the *WW Digi* contest.
 The decoders recognize and decode these messages at any time.
 Configure the program to automatically generate the required message
 types for contest exchanges and carry out suitable auto-sequencing by
@@ -124,7 +124,7 @@ to upgrade _WSJT-X_ if you will use *EU VHF Contest* messages.
  W9XYZ K1ABC R 2B EMA
                        K1ABC W9XYZ RR73
 
-*ARRL RTTY Roundup*
+*FT Roundup*
 
  CQ RU K1ABC FN42
                        K1ABC W9XYZ 579 WI

doc/user_guide/en/settings-advanced.adoc

@@ -38,15 +38,14 @@ with twice or four times the normal tone spacing.  This feature is
 intended for use with specialized LF/MF transmitters that divide
 generated frequencies by 2 or 4 as part of the transmission process.
 
-_Special Operating Activity: Generation of FT4, FT8, and MSK144
-messages_
+_Special Operating Activity_
 
 - Check this box and select the type of activity to enable
 auto-generation of special message formats for contesting and
 DXpeditions.  For *ARRL Field Day*, enter your operating Class and
-ARRL/RAC section; for *ARRL RTTY Roundup*, enter your state or province.
+ARRL/RAC section; for *FT Roundup*, enter your state or province.
 Use “DX” for section or state if you are not in the US or Canada.  In
-the RTTY Roundup, Stations in Alaska and Hawaii should enter “DX”.
+the FT Roundup, Stations in Alaska and Hawaii should enter “DX”.
 
 - Check *Fox* if you are a DXpedition station operating in FT8
 DXpedition Mode.  Check *Hound* if you wish to make QSOs with such a

doc/user_guide/en/tutorial-example4.adoc

@@ -19,7 +19,7 @@ frequency limit is approximately 3300 Hz.
 +...\save\samples\FT4\200514_182053.wav+.  The waterfall and Band
 Activity window should look something like the following screen shots.
 This sample file was recorded during a practice contest test session, so
-most of the decoded messages use the *RTTY Roundup* message formats.
+most of the decoded messages use the *FT Roundup* message formats.
 
 [[X16]]
 image::ft4_waterfall.png[align="left",alt="Wide Graph Decode FT4"]
@@ -56,7 +56,7 @@ and treat it as if you had double-clicked on that line of decoded
 text. Here "best potential QSO partner" means "New Multiplier" (1st
 priority) or "New Call on Band" (2nd priority).  "New Multiplier" is
 currently interpreted to mean "New DXCC"; a more broadly defined
-multiplier category (for the ARRL RTTY Roundup rules) will be
+multiplier category (for the FT Roundup rules) will be
 implemented in due course.  We may provide additional priority
 rankings, for example “New Grid on Band” (useful for North American
 VHF contests), sorting by signal strength, etc.
@@ -66,7 +66,7 @@ supposed to mean.  This is done by configuring suitable options on the
 *Settings | Colors* tab.  Selection and ordering of color-highlighting
 options determines what potential QSO partners will be chosen by the
 "Best S+P" feature.  Optimum choices will be different for different
-contests.  In a contest using RTTY Roundup rules we recommend
+contests.  In a contest using FT Roundup rules we recommend
 activating *My Call in message*, *New DXCC*, *New Call on Band*, *CQ
 in message* and *Transmitted message*, reading from top to bottom.