Pretty print journal entries (#692)

* Pretty print journal entry titles and dates.

Changes appearance of all jrnl viewing commands, such as $ jrnl --short and
$ jrnl -n {NUM}.

Fix #508

* Removed extra newline at end of title

* Use ansiwrap to properly wrap strings with ANSI escapes

* Add ansiwrap to pyproject.toml

* Allow configuration of colors

- Replaced raw escapes with colorama
- Added colors key to config
- Add checks for validity of color values

* Add color configuration documentation

* Fix broken tests due to config change

* Add tests for colors in configs

- Identifying invalid color configs
- Upgrading config from no colors -> colors

* Add colorama dependency for all platforms

* Allow users to disable colorization of output

* Update poetry.lock

* Add tag and body color customization options

* Fix colorization of tags in title and body

* Updated tests to use no color by default

* Change pass to continue in verify_config()

* Better style in Entry.py

* Reduce code duplication for tag highlighting

- Breaks "unreadable date" regression test for unknown reason

* Properly colorize tags and print body

* Reformatting and clean up

* Replace list comprehension with generator

* Handle invalid colors by not using a color

* Process ANSI escapes properly with behave

* Fixed the 'spaces after tags directly next to punctuation' bug

Broke processing of tags next to any punctuation at all

* Closer to working tag colorization but not perfect

* Add tests printing for multiline journals

Fix #717

* Correctly indent first line of multiline entry

* Add test for multiline entries with tags

* Remove redundant UNICODE flag

* Progress towards proper tag colorization and body formatting

* Fix newline colorization bug

Debug code left intact since there are more bugs to fix :/

* And now the space just ends up before the tag instead of after it

* Fix assertion syntax warning

* Moved tag test to tagging.feature file

* Strip out debug code and clean up

* Bold datetimes in title

* Bold all titles

Fix #720

* Remove PY2 and PY3 constants

* Fix regression in features/steps/core.py

* Fix tag_regex

* Remove redundant re.UNICODE flag

* Remove extraneous code

jrnl/Journal.py

@@ -153,20 +153,7 @@ class Journal:
 
     def pprint(self, short=False):
         """Prettyprints the journal's entries"""
-        sep = "\n"
-        pp = sep.join([e.pprint(short=short) for e in self.entries])
-        if self.config["highlight"]:  # highlight tags
-            if self.search_tags:
-                for tag in self.search_tags:
-                    tagre = re.compile(re.escape(tag), re.IGNORECASE)
-                    pp = re.sub(tagre, lambda match: util.colorize(match.group(0)), pp)
-            else:
-                pp = re.sub(
-                    Entry.Entry.tag_regex(self.config["tagsymbols"]),
-                    lambda match: util.colorize(match.group(0)),
-                    pp,
-                )
-        return pp
+        return "\n".join([e.pprint(short=short) for e in self.entries])
 
     def __str__(self):
         return self.pprint()