fixed by making the classloader used by checkForkedPath behave like a real forked classpath, thus completely isolated from the launching jvm

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Merge tag 'rel/1.10.3'

Tagging version 1.10.3 of Ant

# gpg: WARNING: unsafe permissions on homedir '/home/stefan/.gnupg'
# gpg: keyserver option 'ca-cert-file' is obsolete; please use 'hkp-cacert' in dirmngr.conf
# gpg: keyserver option 'no-try-dns-srv' is unknown
# gpg: Signature made Di 27 Mär 2018 20:20:02 CEST
# gpg:                using DSA key A2115AE15F6B8B72
# gpg:                issuer "bodewig@apache.org"
# gpg: Oops: keyid_from_fingerprint: no pubkey
# gpg: Oops: keyid_from_fingerprint: no pubkey
# gpg: key 0000000000000000 occurs more than once in the trustdb
# gpg: Good signature from "Stefan Bodewig <bodewig@apache.org>" [ultimate]
# gpg:                 aka "Stefan Bodewig <stefan.bodewig@freenet.de>" [ultimate]
# gpg:                 aka "Stefan Bodewig <stefan@samaflost.de>" [ultimate]
# Primary key fingerprint: CE80 75A2 5154 7BEE 249B  C151 A211 5AE1 5F6B 8B72

This closes #57 pull request at github/apache/ant repo

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Merge tag 'rel/1.10.2' and prepare for next iteration

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Merge tag 'rel/1.9.10' into 1.9.x and prepare next iteration

This reverts commit c2708623b8.