Changed OS X build script to use proper shebang and correct path for extract-commit-info.sh

Signed-off-by: Stefan Marr <git@stefan-marr.de>
Minor edits of README

Make OSX instructions more clear and command-line instructions a little more robust.

Signed-off-by: Stefan Marr <git@stefan-marr.de>
Changed all the #buildScript for the different platforms.

Signed-off-by: Stefan Marr <git@stefan-marr.de>
Merge pull request #17 from smarr/fixes/osx-build

Minor fixes for the OS X build
Fix some simulator bit rot

Replaced #localNameFor: with `asFileReference basename`.Replaced TranscriptStream with `ThreadSafeTranscript new`.Replaced #asDisplayTest with `(StringMorph contents: 'str') imageForm.Replace Utilities with `UIManager default`.

Signed-off-by: Stefan Marr <git@stefan-marr.de>
Fixed references to UI process

Signed-off-by: Stefan Marr <git@stefan-marr.de>
Added missing pool variables and a missing pool dictionary.

Signed-off-by: Stefan Marr <git@stefan-marr.de>
Remove the variables that are in pools from list of class variables.

This should be complete, checked with:

Smalltalk allClasses select: [ :c |  c sharedPools anySatisfy: [:sp | (( sp allClassVarNames intersection: c allClassVarNames) reject: [:e | e =  #DependentsFields]) isEmpty not ]].

Signed-off-by: Stefan Marr <git@stefan-marr.de>
Fixes in primitives.

Fixed #primitiveGetAttribute to use #getSystemAttribute from `Smalltalk vm`.Fixed #primitiveUpdateGZipCrc32 to use CRC crc32Table instead.

Signed-off-by: Stefan Marr <git@stefan-marr.de>
Use more concise way to get morph from string.

Signed-off-by: Stefan Marr <git@stefan-marr.de>
Fix the raspbian config and clean a little bit
Merge pull request #18 from smarr/fixes/simulator-bit-rot

Fix simulator bitrot
Merge pull request #19 from JeanBaptisteArnaud/raspberrypi

Fix the raspbian config and clean a little bit
Merge branch 'master' of github.com:pharo-project/pharo-vm