Fixes

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shared library: Link against zlib
Always fsync file writes
Treat '=' as an illegal character in variable names
libuboot_env: fix calculation of usable envsize
Correct initialisations in libuboot_configure
Force writing of environment if default is used
libuboot_env: correct length to usable env size length
libuboot_env_store: fix env double-null termination
uboot_env: fix infinite loop on short read (EOF)

Fixes

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Fix file reading/writing when the environment is in EEPROM
Fix regression in UBI volume support
Define SOVERSION to indicate API version

Release 0.3

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- add pkg-config support
- add multilib support
- Allow negative offsets like old tools
- Cleanup and use coverity
- Fixes

v.02

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- Fixes
- Support for environment in UBI

First release of the library