minimal fix regarding zsh and keepassx plugins (#280)

* table header "divider" had cname but no name

ValueError: Plugins declaring table headers ahead of time MUST specify 'name' for each column. Table header ({'cname': 'divider', 'type': 'Divider', 'name': ''},  ...

* table header "divider" had cname but no name

ValueError: Plugins declaring table headers ahead of time MUST specify 'name' for each column. Table header ({'cname': 'divider', 'type': 'Divider', 'name': ''},

Author: f-block

rekall-core/rekall/plugins/linux/keepassx.py

@@ -43,7 +43,7 @@ class Keepassx(heap_analysis.HeapAnalysis):
     __name = "keepassx"
 
     table_header = [
-        dict(name="", cname="divider", type="Divider"),
+        dict(name="divider", type="Divider"),
         dict(name="task", hidden=True),
         dict(name="entry", width=6),
         dict(name="title", width=26),

rekall-core/rekall/plugins/linux/zsh.py

@@ -39,7 +39,7 @@ class Zsh(heap_analysis.HeapAnalysis):
     __name = "zsh"
 
     table_header = [
-        dict(name="", cname="divider", type="Divider"),
+        dict(name="divider", type="Divider"),
         dict(name="task", hidden=True),
         dict(name="counter", width=8),
         dict(name="started", width=24),