zcmdcat: Categorize 'task context'.

src/commands/CmdContext.cpp

@@ -45,6 +45,7 @@ CmdContext::CmdContext ()
   _description = STRING_CMD_CONTEXT_USAGE;
   _read_only   = true;
   _displays_id = false;
+  _category    = Command::Category::context;
 }
 
 ////////////////////////////////////////////////////////////////////////////////

src/commands/Command.cpp

@@ -201,6 +201,7 @@ const std::map <Command::Category, std::string> Command::categoryNames =
   ,{Command::Category::interrogator, "interrogator"}
   ,{Command::Category::report,       "report"}
   ,{Command::Category::operation,    "operation"}
+  ,{Command::Category::context,      "context"}
   ,{Command::Category::graphs,       "graphs"   }
   ,{Command::Category::config,       "config"   }
   ,{Command::Category::migration,    "migration"}

src/commands/Command.h

@@ -53,6 +53,7 @@ public:
     interrogator,
     report,
     operation,
+    context,
     graphs,
     config,
     migration,