public static String getLogPath() {
		return logBasePath;
	}
log base path

strut like:
	---/
	---/gluesource/
	---/gluesource/10_1514171108000.js
	---/gluesource/10_1514171108000.js
	---/2017-12-25/
	---/2017-12-25/639.log
	---/2017-12-25/821.log
larkmidtable-web/larkmt-core/src/main/java/com/larkmt/core/log/JobFileAppender.java