Fixed formatting issues in office category.

README.md

 ## Office
 *Libraries for working with office suite documents.*
 
-[PHPWord](https://github.com/PHPOffice/PHPWord) - A library for working with Microsoft Word documents.
-[PHPExcel](https://github.com/PHPOffice/PHPExcel) - A library for working with Microsoft Excel documents.
-[PHPPowerPoint](https://github.com/PHPOffice/PHPPowerPoint) - A library for working with Microsoft Word documents.
-[ExcelAnt](https://github.com/Wisembly/ExcelAnt) - A library for manipulating Microsoft Excel documents.
+* [PHPWord](https://github.com/PHPOffice/PHPWord) - A library for working with Microsoft Word documents.
+* [PHPExcel](https://github.com/PHPOffice/PHPExcel) - A library for working with Microsoft Excel documents.
+* [PHPPowerPoint](https://github.com/PHPOffice/PHPPowerPoint) - A library for working with Microsoft Word documents.
+* [ExcelAnt](https://github.com/Wisembly/ExcelAnt) - A library for manipulating Microsoft Excel documents.
 
 ## Database
 *Libraries for interacting with databases using object-relational mapping (ORM) or datamapping techniques.*