[gimp] desktop, plug-ins, tools: update various .gitignore.

[Jehan <jehanp src gnome org>]

commit 863c0849c82088e923d5067861f09e3a89a0ba90
Author: Jehan <jehan girinstud io>
Date:   Wed Aug 7 19:07:46 2019 +0200

    desktop, plug-ins, tools: update various .gitignore.

 desktop/.gitignore                 | 1 +
 plug-ins/goat-exercises/.gitignore | 6 ++++++
 tools/.gitignore                   | 3 ++-
 3 files changed, 9 insertions(+), 1 deletion(-)
---
diff --git a/desktop/.gitignore b/desktop/.gitignore
index 900b8713b3..58c6841846 100644
--- a/desktop/.gitignore
+++ b/desktop/.gitignore
@@ -6,4 +6,5 @@
 /gimp.desktop
 /gimp-data-extras.metainfo.xml.in
 /gimp-data-extras.metainfo.xml
+/test-appdata.sh
 /.thumbnails
diff --git a/plug-ins/goat-exercises/.gitignore b/plug-ins/goat-exercises/.gitignore
new file mode 100644
index 0000000000..38cafb51cb
--- /dev/null
+++ b/plug-ins/goat-exercises/.gitignore
@@ -0,0 +1,6 @@
+/.deps
+/.libs
+/Makefile
+/Makefile.in
+/goat-exercise
+/goat-exercise.exe
diff --git a/tools/.gitignore b/tools/.gitignore
index e6ead216b6..aab3e10d04 100644
--- a/tools/.gitignore
+++ b/tools/.gitignore
@@ -4,8 +4,9 @@
 /.libs
 /kernelgen
 /gimptool-2.99
-/gimptool-2.00.exe
+/gimptool-2.99.exe
 /gimp-test-clipboard-2.99
 /gimp-test-clipboard-2.99.exe
+/gimp-debug-resume.exe
 /compute-svg-viewbox
 /compute-svg-viewbox.exe