* Add tests for 1.1.19、1.1.20 and 1.1.21 of cis-1.5
* Avoid division by 0
* Use bitmask instead of lte
* Change to use multiple values via `use_multiple_values: true`
* Use find in 1.1.20 and 1.1.21
* Remove unnecessary whitespaces
* Fix a typo
* Add integration tests for cis 1.3 and cis 1.5
* Change the timeout of integration tests from 600s to 1200s
* Avoid repeated codes
* Add option to do bitwise and between two value in order to compare permissions
* Update test.go
Removed self debug note
* Update test_test.go
FIx typo
* Update test.go
* Update test.go
Switched between max and requested value, because accidentally assigned them oppositely and remove old function relate to octal base
* Update test_test.go
* Update test_test.go
* add yamllint command to travis CI
installs and runs a linter across the YAML in the
project to ensure consistency in the written YAML.
this uses yamllint and the default yamllint config with
"truthy" and "line-length" disabled.
* run dos2unix on CRLF files
* YAMLLINT: remove trailing spaces
* YAMLLint: add YAML document start
* YAMLLint: too many spaces around bracket
* YAMLLint: fix indentation
* YAMLLint: remove duplicate key
* YAMLLint: newline at end of file
* YAMLLint: Too few spaces after comma
* YAMLLint: too many spaces after colon
