feat(database): support multiply database type & secure enhance

[Ice2Faith]

What kind of change does this PR introduce? (check at least one)

• Bugfix
• Feature
• Code style update
• Refactor
• Build-related changes
• Other, please describe:

The description of the PR:
feat(database): support multiply database type & secure enhance

1. adapt database type: mysql/oracle/postgre/gbase/h2
   config: xxl.job.database.platform.type=mysql
2. password http tansfer by sm2 encrypt instead of raw password
3. password database store by BCryptPasswordEncoder instead of MD5
4. cookie token encrypt by sm2 instead of hexed json bytes
5. support initialize ddl sql auto-run with startup
   config: xxl.job.database.init.enable=true
6. adjust logback output config
7. standalone mode, use ReentrantLock instead of database lock(select ... for update)
   config: xxl.job.database.platform.standalone=true
8. refactor code style for Collection.size() and String.length() to StringUtils.hasText() or Collection.isEmpty()

Feat(数据库):支持多种数据库类型和安全增强

1. 适配数据库类型:mysql/oracle/postgre/gbase/h2
   配置:xxl.job.database.platform.type = mysql
2. 密码通过sm2加密而不是原始密码进行HTTP传输
3. 密码数据库存储由BCryptPasswordEncoder代替MD5
4. Cookie令牌加密sm2，而不是十六进制json字节
5. 支持初始化DDL SQL启动时自动运行
   配置:xxl.job.database.init.enable = true
6. 调整logback输出配置
7. 单机模式下，使用ReentrantLock代替数据库锁(select…更新)
   配置:xxl.job.database.platform.standalone = true
8. 将Collection.size()和String.length()的代码风格重构为StringUtils.hasText()或Collection.isEmpty()

Other information:

[Ice2Faith]

learn this change:

1. dowload below .tar.gz

wget https://github.com/Ice2Faith/xxl-job-multiply/releases/download/2.4.1/xxl-job-admin-all.tar.gz

or

wget https://gitee.com/ice2faith/xxl-job-multiply/releases/download/2.4.1/xxl-job-admin-all.tar.gz

3. then unpack it

tar -xzvf xxl-job-admin-all.tar.gz
cd xxl-job-admin

5. change datasoource config from below location to your database or use h2 embed database

vi resources/application-dev.properties

7.then run the jar

java -jar xxl-job-admin.jar

or

./jarctrl.sh restart

8. browser open it

http://loccalhost:8080/xxl-job-admin

9. default username & password

admin
123456