version 1.3.2:
2008/08/31
- bug fix: div by zero at history of judges (thanks to Marcelo Cezar Pinto).
- standard encoding changed to UTF8 to facilitate the installation on debian/ubuntu systems.
- scripts to compile/execute runs changed to user nobody and group nogroup to fix a warning.

version 1.3.1:
2008/08/19
- bug fix: filenames with spaces were not properly handled by filewindow.php and filedownload.php
- delete functions of languages, problems and answers are replaced by nicer versions where the runs
  are kept in the system (Thanks to Renato Lucindo :).
- openrun feature now does not make the run completely reopened (the teams keep seeing the already
  judged results, while the runs are rejudged. If a change is performed, then the new status is seen.
- autojudging procedure now keeps a copy of input and output files in the local filesystem, so the
  network and DB accesses are reduced (Thanks to huge files of Wanderley Guimaraes :).
- bug fix: autojudging was not removing old directories, so that was taking extra space on disk. I
  do not know if this was a bug or a feature.
- script makebkp.sh added to connect to BOCA by http and send source files.

version 1.3.0:
2008/08/12
- new backup feature. Teams can submit files to the server to keep them there. This is going to
  replace the network mounted homes of Maratona Linux.

version 1.2.3:
2007/08/25
- php tag <? changed to <?php in all files for better compatibility (Thanks to Joel Uchoa).

version 1.2.2:
2007/08/22
- bug fix: (Thanks to Fabio D. Moreira) when installing on root directory,
  global path variables had an extra '/', leading to problems with browsers.

version 1.2.1:
2007/08/21
- new md5sum check while importing files in "systems" interface.
- bug fix: autojudge WHI didnt work. It is still experimental.

version 1.2.0:
2007/08/20
- bug fix: tie rule now includes the first accepted run.
- bug fix: names with spaces would create problems to bash scripts.
- scoreboard improved. New level (4) has many ideas introduced
  during ICPC world finals 2007.
- judge's history now is complete: it has all clars and runs.
- autojudging and scripts modified so as to send diff outputs to judges.
- autojudging and related procedures updated to allow automatic
  judging without human interaction (WHI).
- documentation updated to agree with system improvements.

version 1.1.2:
2006/09/16
- bug fix: extra empty line removed when donwloading files.

version 1.1.1:
2006/08/21
- bug fix: wrong variable name in DBUpdateTask.
- bug fix: admin calls DBChiefUpdateTask instead of DBUpdateTask.
- bug fix: send only one balloon per problem.
- textarea for showing clarifications.

version 1.1.0:
2006/07/31
- documentation atualization.
- new problem attributes: color and colorname.
- new balloon images and graphics.
- new feature to stop and start the contest several times.
- report page implementation.
- new feature to order runs (on admin's interface) as desired.
- new feature to order clarifications (on admin's interface) as desired.
- new feature to order tasks (on admin's interface) as desired.
- html tag <pre></pre> defined for showing clarifications.
- bug fix: some http headers could not be sent because of misplaced 
  output buffering. This was implying in some "session expired" messages.

version 1.0.6:
2005/09/04
- bug fix: special characters in problem names.

version 1.0.5:
2004/10/06
- included timelimit field for problems.

version 1.0.4:
2004/08/19
- bug fix: in the task window, the file to print was unavailable.
- new button to view the file before printing.
- Pascal (Free Pascal Compiler) included in the run.sh example.
- run.sh improved to better detect errors
- autojudging small text changes

version 1.0.3:
2004/06/18
- bug fix: incorrect report of new balloons to staff.
- documentation changes concerning autojugding.
- changes on limit clauses for compatibility with postgres 7.1.x/php 4.1.x.

version 1.0.2:
2004/06/05
- bug fix: problem to drop the database when it does not exist.
- bug fix: duplicating new contests using mozilla browser.
- changes on file permissions inside the tarball.

version 1.0.1:
2004/05/09
- first public release. In 2003, boca 0.5 was used.