Add new input_method "type"

This does the same thing as input_method "pipe" but is more clear what
it's doing (typing text into the builtin composer)

tests/bdd/features/datetime.feature

@@ -69,7 +69,7 @@ Feature: Reading and writing to journal with custom date formats
 
     Scenario: Writing an entry at the prompt with custom date
         Given we use the config "little_endian_dates.yaml"
-        When we run "jrnl" and pipe "2013-05-10: I saw Elvis. He's alive."
+        When we run "jrnl" and type "2013-05-10: I saw Elvis. He's alive."
         Then we should get no error
         When we run "jrnl -999"
         Then the output should contain "10.05.2013 09:00 I saw Elvis."

tests/bdd/features/override.feature

@@ -3,7 +3,7 @@ Feature: Implementing Runtime Overrides for Select Configuration Keys
         Scenario: Override configured editor with built-in input === editor:''
         Given we use the config "basic_encrypted.yaml"
         And we use the password "test" if prompted
-        When we run "jrnl --config-override editor ''" and pipe
+        When we run "jrnl --config-override editor ''" and type
           This is a journal entry
         Then the stdin prompt should have been called
         And the editor should not have been called

tests/bdd/features/write.feature

@@ -172,7 +172,7 @@ Feature: Writing new entries.
     Scenario Outline: Writing an entry at the prompt (no editor) should store the entry
         Given we use the config "<config_file>"
         And we use the password "bad doggie no biscuit" if prompted
-        When we run "jrnl" and pipe "25 jul 2013: I saw Elvis. He's alive."
+        When we run "jrnl" and type "25 jul 2013: I saw Elvis. He's alive."
         Then we should get no error
         When we run "jrnl -on '2013-07-25'"
         Then the output should contain "2013-07-25 09:00 I saw Elvis."

tests/lib/fixtures.py

@@ -273,8 +273,8 @@ def stdin_input(request, is_tty):
 
 @fixture
 def is_tty(input_method):
-    assert input_method in ["", "enter", "pipe"]
-    return input_method != "pipe"
+    assert input_method in ["", "enter", "pipe", "type"]
+    return input_method not in ["pipe", "type"]
 
 
 @fixture

tests/lib/when_steps.py

@@ -21,7 +21,7 @@ def when_we_change_directory(directory_name):
 
 # These variables are used in the `@when(re(...))` section below
 command = '(?P<command>[^"]*)'
-input_method = "(?P<input_method>enter|pipe)"
+input_method = "(?P<input_method>enter|pipe|type)"
 all_input = '("(?P<all_input>[^"]*)")'