8075362: j.u.Properties.load() methods have misaligned @throws clauses
Summary: Add spaces to align the @throws clauses, and rename Basic.java test and its @summary clause.
Reviewed-by: rriggs
^build/
^dist/
^webrev
/nbproject/private/
^src/share/tools/hsdis/build/
^src/share/tools/IdealGraphVisualizer/[a-zA-Z0-9]*/build/
^src/share/tools/IdealGraphVisualizer/build/
^src/share/tools/IdealGraphVisualizer/dist/
^.hgtip
.DS_Store