Refactoring message support

Added new placeholder format to write better messages.

Add new string validation method

• add new uppercaseWord() method.
• add new lowercaseWord() method.
• add new lettersAndSpaces() method.

Add new methods for array

• add new array() method.
• add new arrayDistinct() method.
• add new arrayDistinctStrict() method.
• add new arrayDistinctIgnoreCase() method.

v1.0.4

Add a custom message support in the methods.

add tests

v1.0.3

modified codes

v1.0.2

• add new timezones() method
• add new timezoneAfrica() method
• add new timezoneAsia() method
• add new timezoneEurope() method
• add new timezoneAmerica() method
• add new timezoneAntarctica() method
• add new timezoneArctic() method
• add new timezoneAtlantic() method
• add new timezoneAustralia() method
• add new timezoneIndian() method
• add new timezonePacific() method

v1.0.0

update composer.json