a2c version 7 released

[Paul Hoffman]

Greetings again. Jim and I have updated a2c to fix a few bugs based on
input from the folks on this list. The changes are listed here and, as
always, in the CHANGES file of the new version.

--Paul Hoffman

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Changes Between a2c Version 6 and Version 7

Compiler Changes
- Clean up warnings generated by the MSFT C++ compiler [JLS]
- Correct inline API calls for (1) BER vs DER and (2) return
type for compare routine [JLS]

Runtime Changes
- Clean up warnings generated by the MSFT C++ compiler [JLS]
- Correct inline API calls for (1) BER vs DER and (2) return
type for compare routine [JLS]
- Make change from size_t to A2C_LENGTH [JLS]
- "Need more data" errors now convert to malformed encoding in many
cases [JLS]
- Added the -s argument to 'ar' in the makefile for Mono-based
systems to fix a problem in Mac OSX 10.5

Compiler Feature Additions
- None

Runtime Feature Additions
- Add files relating to streaming into files (not built by
default) [JLS]

Other
- Changed the way that the makefile for test/ is created, based
on a dependencies file [PH]
- Updated the copyright notice to 2008 [PH]
- Verified that a2c builds in Visual Studio 2008 [PH]