Use Deskflow Name (#7519)

* Use Deskflow Name

* Remove business-oriented options from issue templates

* Remove business-oriented workflow

* Bump version to 3.0.0 (to avoid confusion with previously used version numbers 1.x & 2.x)

* Update readme to reflect new project name and goals

* Found some more "synergy" to rename

* Rename `synlib` to `app`

* Rename `syntool` to `deskflow-legacy`

* Rename `synwinhk` to `dfwhook`

* Rename dirs from synergy to deskflow

* Rename more "Synergy" files

* Rename app bundle ID

* Fixed copyright typo

* Rename only title in serial key dialog (to be moved downstream later)

* Preserve original serial key window for moving downstream

* Restore dialogs ready for moving downstream

* Rename `QDeskflowApplication` to `DeskflowApplication` (the Q is confusing)

* Restore Volker's original project name

* Fixed mimetype

* Fixed weird grammar

* Fixed (more) weird grammar

* Broken link, restoring (but we should move all links out of source)

* Broken link, restoring (but we should move all links out of source)

* Add write permission to valgrind-analysis.yml

* Restore AUR conflicts

* Apply Clang format

* Update ChangeLog

* Back out version change

---------

Co-authored-by: Nick Bolton <nick@symless.com>

doc/deskflow.conf.example-basic

@@ -0,0 +1,39 @@
+# sample deskflow configuration file
+#
+# comments begin with the # character and continue to the end of
+# line.  comments may appear anywhere the syntax permits.
+# +-------+  +--------+ +---------+
+# |Laptop |  |Desktop1| |iMac     |
+# |       |  |        | |         |
+# +-------+  +--------+ +---------+
+
+section: screens
+	# three hosts named:  Laptop, Desktop1, and iMac
+	# These are the nice names of the hosts to make it easy to write the config file
+	# The aliases section below contain the "actual" names of the hosts (their hostnames)
+	Laptop:
+	Desktop1:
+	iMac:
+end
+
+section: links
+	# iMac is to the right of Desktop1
+	# Laptop is to the left of Desktop1
+	Desktop1:
+		right = iMac
+		left  = Laptop
+
+	# Desktop1 is to the right of Laptop
+	Laptop:
+		right = Desktop1
+
+	# Desktop1 is to the left of iMac
+	iMac:
+		left  = Desktop1
+end
+
+section: aliases
+	# The "real" name of iMac is John-Smiths-iMac-3.local. If we wanted we could remove this alias and instead use John-Smiths-iMac-3.local everywhere iMac is above. Hopefully it should be easy to see why using an alias is nicer
+	iMac:
+		John-Smiths-iMac-3.local
+end