chore(pyproject): bump to fix columns issue

pyproject.toml

 [tool.poetry]
 name = "aliby"
-version = "0.1.54"
+version = "0.1.55"
 description = "Process and analyse live-cell imaging data"
 authors = ["Alan Munoz <alan.munoz@ed.ac.uk>"]
 packages = [

src/postprocessor/grouper.py

@@ -165,8 +165,6 @@ class Grouper(ABC):
     ):
         """Enable different threads for independent chains, particularly useful when aggregating multiple elements."""
         if pool is None:
-            # Alan: why is None changed to 8
-            # pool = 8
             pass
         chainers = chainers or self.chainers
         if pool: