[gtk] Add an issue template for crashers

[Emmanuele Bassi <ebassi src gnome org>]

commit e23b65e434ef1e2c8619edbaac1f2efe48ef86f6
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Tue Apr 17 09:38:11 2018 +0100

    Add an issue template for crashers
    
    Better to have separate templates than a large, "choose your own
    adventure" one.

 .gitlab/issue_templates/Bug.md   | 17 +++++++----------
 .gitlab/issue_templates/Crash.md | 34 ++++++++++++++++++++++++++++++++++
 2 files changed, 41 insertions(+), 10 deletions(-)
---
diff --git a/.gitlab/issue_templates/Bug.md b/.gitlab/issue_templates/Bug.md
index ebfb0c6279..e97c998f49 100644
--- a/.gitlab/issue_templates/Bug.md
+++ b/.gitlab/issue_templates/Bug.md
@@ -23,17 +23,14 @@
 
 ## Version information
 <!--
- - which version of GTK+ you are using
- - what operating system and version
-  - for Linux, which distribution
- - if you built GTK+ yourself, the list of options used to configure the build
+ - Which version of GTK+ you are using
+ - What operating system and version
+  - For Linux, which distribution
+ - If you built GTK+ yourself, the list of options used to configure the build
 -->
 
 ## Additional information
 <!--
- - If the bug was a crash, the exact text that was printed out
-   when the crash occurred.
- - If the bug was a crash, attaching a stack trace obtained using
-   GDB is appreciated; follow the instructions on the wiki:
-   https://wiki.gnome.org/Community/GettingInTouch/Bugzilla/GettingTraces
--->
\ No newline at end of file
+ - Screenshots or screen recordings are useful for visual errors
+ - Please report any warning or message printed on the terminal
+-->
diff --git a/.gitlab/issue_templates/Crash.md b/.gitlab/issue_templates/Crash.md
new file mode 100644
index 0000000000..64b1c6cc3e
--- /dev/null
+++ b/.gitlab/issue_templates/Crash.md
@@ -0,0 +1,34 @@
+## Steps to reproduce
+
+ 1. ...
+ 2. ...
+ 3. ...
+
+<!--
+  You should try and reproduce with the demos applications available
+  under the `demos` directory, or the test programs in the `tests` directory.
+  Alternatively, please attach a *small and self-contained* example that
+  exhibits the issue.
+-->
+
+## Version information
+<!--
+ - Which version of GTK+ you are using
+ - What operating system and version
+  - for Linux, which distribution
+ - If you built GTK+ yourself, the list of options used to configure the build
+-->
+
+## Warnings
+<!--
+ - If the application generates warning messages before crashing please
+   report them here
+-->
+
+## Backtrace
+<!--
+ - Attaching a stack trace obtained using GDB is appreciated; follow the
+   instructions on the wiki:
+
+   https://wiki.gnome.org/Community/GettingInTouch/Bugzilla/GettingTraces
+-->