Set g:OmniSharp_runtests_echo_output default to 0

Author: nickspoons

doc/omnisharp-vim.txt

@@ -373,10 +373,10 @@ Default: atcursor >
 3.5 TESTS                                                *omnisharp-test-options*
 
                                                *g:OmniSharp_runtests_echo_output*
-When running unit tests with |:OmniSharpRunTest| and |:OmniSharpRunTestsInFile|,
-echo all test runner output to the |message-history|, so it can be viewed with
-|:messages|.
-Default: 1
+When running unit tests with |:OmniSharpRunTest| and |:OmniSharpRunTestsInFile|
+or from the test runner, echo all test runner output to the |message-history|,
+so it can be viewed with |:messages|.
+Default: 0
 
                                                   *g:OmniSharp_runtests_parallel*
 When running multiple unit test files with |:OmniSharpRunTestsInFile|, run

plugin/OmniSharp.vim

@@ -39,7 +39,7 @@ let g:OmniSharp_loglevel = get(g:, 'OmniSharp_loglevel', defaultlevel)
 let g:OmniSharp_diagnostic_listen = get(g:, 'OmniSharp_diagnostic_listen', 2)
 
 let g:OmniSharp_runtests_parallel = get(g:, 'OmniSharp_runtests_parallel', 1)
-let g:OmniSharp_runtests_echo_output = get(g:, 'OmniSharp_runtests_echo_output', 1)
+let g:OmniSharp_runtests_echo_output = get(g:, 'OmniSharp_runtests_echo_output', 0)
 
 " Set to 1 when ultisnips is installed
 let g:OmniSharp_want_snippet = get(g:, 'OmniSharp_want_snippet', 0)