2014-11-21: add repl delayed output bug

add repl delayed output bug

diff --git a/.bugs/bugs b/.bugs/bugs
--- a/.bugs/bugs
+++ b/.bugs/bugs
@@ -12,6 +12,7 @@ wisp: handle general paren prefixes like
 throw an exception when reducing indentation to an unknown indentation level. | owner:Arne Babenhauserheide <bab@draketo.de>, open:False, id:424186bd85f186b7279c5c59e2bd42f847284719, time:1376003568.91
 wisp-in-wisp: only parses the first 272 lines, for some reason. | owner:, open:False, id:4cb6c556d7136609e2da9ab3fc045a39847f1ef3, time:1377014682.98
 adjust runtests.sh to use testrunner.w                       | owner:, open:False, id:4d4e76343fe09f0ec72a3e5eb0077bd16e12f9d5, time:1415127234.43
+wisp-scheme: REPL: sometimes the output of a command is only shown after typing the next non-empty line. | owner:, open:True, id:56d2f81e9c89accb0b0bc668ddc8feed3b60e9b2, time:1416584789.23
 implement wisp in wisp                                       | owner:Arne Babenhauserheide <bab@draketo.de>, open:False, id:6299306916706410702029289bf32edab1e7f17c, time:1367113341.49
 support other types of brackets, like square brackets.       | owner:Arne Babenhauserheide <bab@draketo.de>, open:False, id:6749f3abcb9455eac9271efd8265797bce114239, time:1389134151.98
 linebreaks in parens still break                             | owner:, open:False, id:6797987c7834a53358fb4ebbd8b9b36c2c4a8f01, time:1379004764.14