Update replacements.txt with Javadoc from ICU4J 58.

This is the Javadoc text copied verbatim from ICU4J 58, with the Android
modifications then redone. It'll ensure that Android Javadoc stays in
sync with upstream ICU4J Javadoc.

Change-Id: I974d9b4847b6d27a59247f709c17496df6d4ab2a
1 file changed