Merge pull request #60 from ledgersmb/1.4

sync over 1.4 branch
Merge pull request #64 from ledgersmb/1.4

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Merge pull request #66 from ledgersmb/1.4

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Merge pull request #69 from ledgersmb/1.4

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Merge pull request #72 from ledgersmb/1.4

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Merge pull request #75 from ledgersmb/1.4

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Merge pull request #79 from ledgersmb/1.4

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Merge pull request #82 from ledgersmb/1.4

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First attempt at new batch printing interface
Hopefully fixing synax error.
Correcting call to fork().
Fixing syntax error and adding vendor invoices to batch printing
Adding pod to undocumented sub
Fixing remaining errors
adding missing semicolon
Merge pull request #500 from einhverfr/1.4-batchprint

1.4 batchprint
Merge pull request #86 from ledgersmb/1.4

sync over 1.4 branch
Remove left-behind debug statement.
Remove left-behind debug statement.
Merge pull request #502 from ehuelsmann/1.4

Remove left-behind debug statements.