Fix some issues reported by lintian

Fix some issues reported by lintian

• Set debhelper-compat version in Build-Depends. (uses-debhelper-compat-file)
• Set upstream metadata fields: Bug-Database, Bug-Submit, Repository-Browse. (upstream-metadata-file-is-missing, upstream-metadata-missing-bug-tracking)
• Update standards version to 4.6.2, no changes needed. (out-of-date-standards-version)
• Remove field Section on binary package globus-xioperf that duplicates source. (installable-field-mirrors-source)
• Avoid explicitly specifying -Wl,--as-needed linker flag. (debian-rules-uses-as-needed-linker-flag)

Debdiff

These changes affect the binary packages:

[The following lists of changes regard files as different if they have different names, permissions or owners.]

Files in second set of .debs but not in first

-rw-r--r--  root/root   /usr/lib/debug/.build-id/7c/5b0a520411eab305578d4ca61659ffdd6266e6.debug

Files in first set of .debs but not in second

-rw-r--r--  root/root   /usr/lib/debug/.build-id/87/fc52070d0b234486c0ccf7823ba5c3f7606ac8.debug

No differences were encountered between the control files of package **globus-xioperf**

Control files of package globus-xioperf-dbgsym: lines which differ (wdiff format)

• Build-Ids: 87fc52070d0b234486c0ccf7823ba5c3f7606ac8 7c5b0a520411eab305578d4ca61659ffdd6266e6

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Build and test logs for this branch can be found at https://janitor.debian.net/run/59bdb6b0-ff08-4e83-994e-e767efbb36be.