patch 8.0.0880: Travis uses an old Ubuntu version
Problem: Travis uses an old Ubuntu version.
Solution: Switch from precise to trusty. (Ken Takata, closes #1897)
diff --git a/src/testdir/if_ver-2.vim b/src/testdir/if_ver-2.vim
new file mode 100644
index 0000000..a6fedb5
--- /dev/null
+++ b/src/testdir/if_ver-2.vim
@@ -0,0 +1,10 @@
+" Print py3 interface version and write the result into if_ver.txt.
+" For Ubuntu. Part 2.
+
+redir! >> if_ver.txt
+if 1
+ echo "\nPython 3:"
+ python3 import sys; print(sys.version)
+ echo "\n"
+endif
+redir END