Add Checkstyle rule for indentation and spaces
<module name="GenericWhitespace" />
<module name="WhitespaceAfter" />
<module name="NoWhitespaceBefore" />
+ <module name="SingleSpaceSeparator" />
+ <module name="Indentation">
+ <property name="throwsIndent" value="8" />
+ <property name="lineWrappingIndentation" value="8" />
+ </module>
<module name="UpperEll" />
<module name="DefaultComesLast" />
