added bump2version dep and config; refs #192

Author: jspaaks

{{cookiecutter.project_name}}/setup.cfg

@@ -3,6 +3,20 @@
 # - https://setuptools.readthedocs.io/en/latest/userguide/declarative_config.html
 # - https://www.python.org/dev/peps/pep-0314/
 
+[bumpversion]
+current_version = {{ cookiecutter.version }}
+
+[bumpversion:file:{{ cookiecutter.package_name }}/__version__.py]
+search = __version__ = "{current_version}"
+replace = __version__ = "{new_version}"
+
+[bumpversion:file:setup.cfg]
+search = version = {current_version}
+replace = version = {new_version}
+
+[bumpversion:file:CITATION.cff]
+search = version: "{current_version}"
+replace = version: "{new_version}"
 
 [metadata]
 author = {{ cookiecutter.full_name }}
@@ -32,23 +46,21 @@ project_urls =
 url = {{ cookiecutter.repository }}
 version = {{ cookiecutter.version }}
 
-
 [options]
 zip_safe = False
 include_package_data = True
 packages =
     {{ cookiecutter.package_name }}
 install_requires =
 
-
 [options.data_files]
 # This section requires setuptools>=40.6.0
 # It remains empty for now
 # Check if MANIFEST.in works for your purposes
 
-
 [options.extras_require]
 dev =
+    bump2version
     prospector[with_pyroma]
     yapf
     isort
@@ -61,12 +73,10 @@ dev =
     sphinx_rtd_theme
     recommonmark
 
-
 [coverage:run]
 branch = True
 source = {{ cookiecutter.package_name }}
 
-
 [tool:isort]
 lines_after_imports = 2
 force_single_line = 1
@@ -75,7 +85,6 @@ known_first_party = {{ cookiecutter.package_name }}
 src_paths = {{ cookiecutter.package_name }},tests
 line_length = 120
 
-
 [tool:pytest]
 testpaths = tests
 addopts = --cov --cov-report xml --cov-report term --cov-report html