[DBAgent] Rename a method.

transaction ->
runTransaction

transaction is a noun. So we add a verb: run at the head.
[DBAgent] Rename a method.

transaction ->
runTransaction

transaction is a noun. So we add a verb: run at the head.
Merge branch 'use-run-transaction' of github.com:project-hatohol/hatohol into use-run-transaction
[DBClientUser][DBTablesConfig] Rename a method name.

transaction ->
runTransaction
Merge pull request #401 from project-hatohol/use-run-transaction

[DBAgent] Rename a method.