Prepare for next development iteration

Author: kinow

README.md

@@ -53,6 +53,8 @@ but could be an ISO8601 date-time function.
 
 ## Changelog
 
+**0.2 (2021-??-??)**
+
 **0.1 (2020-12-29)**
 
 - Added a couple of node iterators. With these, it is possible to iterate the graph per cycle, or per task. This latter enables a task to start as soon as its sibling in a previous cycle has been executed, as long as there are no inter-cycle dependencies. 

decyclify/__init__.py

@@ -13,7 +13,7 @@
 # limitations under the License.
 from decyclify.functions import *
 
-__version__ = '0.1'
+__version__ = '0.2.dev'
 
 __all__ = [
     '__version__',