Do not panic on normal exit

In particular, do not flush all debug logs still in memory

neo/admin/app.py

@@ -74,7 +74,7 @@ class Application(object):
     def run(self):
         try:
             self._run()
-        except:
+        except Exception:
             logging.exception('Pre-mortem data:')
             self.log()
             raise

neo/master/app.py

@@ -131,7 +131,7 @@ class Application(object):
     def run(self):
         try:
             self._run()
-        except:
+        except Exception:
             logging.exception('Pre-mortem data:')
             self.log()
             raise

neo/storage/app.py

@@ -164,7 +164,7 @@ class Application(object):
     def run(self):
         try:
             self._run()
-        except:
+        except Exception:
             logging.exception('Pre-mortem data:')
             self.log()
             raise