[MINOR][DOC] Update the building doc to use Maven 3.5.4 and Java 8 only#22781
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dongjoon-hyun wants to merge 2 commits intoapache:masterfrom
dongjoon-hyun:SPARK-JDK-DOC
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[MINOR][DOC] Update the building doc to use Maven 3.5.4 and Java 8 only#22781dongjoon-hyun wants to merge 2 commits intoapache:masterfrom dongjoon-hyun:SPARK-JDK-DOC
dongjoon-hyun wants to merge 2 commits intoapache:masterfrom
dongjoon-hyun:SPARK-JDK-DOC