Revert "chore(database/mariadb): upgrade driver to 1.5.5"
Revert "chore(database/mariadb): upgrade driver to 1.5.5"

- needs jdk7

This reverts commit 48f7c9964588fe258233266e86780729b5936097.

langfr/camunda-bpm-platform,bentrm/camunda-bpm-platform,filiphr/camunda-bpm-platform,subhrajyotim/camunda-bpm-platform,filiphr/camunda-bpm-platform,ingorichtsmeier/camunda-bpm-platform,AlexMinsk/camunda-bpm-platform,langfr/camunda-bpm-platform,jangalinski/camunda-bpm-platform,jangalinski/camunda-bpm-platform,falko/camunda-bpm-platform,falko/camunda-bpm-platform,jangalinski/camunda-bpm-platform,filiphr/camunda-bpm-platform,ingorichtsmeier/camunda-bpm-platform,AlexMinsk/camunda-bpm-platform,camunda/camunda-bpm-platform,jangalinski/camunda-bpm-platform,langfr/camunda-bpm-platform,subhrajyotim/camunda-bpm-platform,bentrm/camunda-bpm-platform,ingorichtsmeier/camunda-bpm-platform,camunda/camunda-bpm-platform,filiphr/camunda-bpm-platform,xasx/camunda-bpm-platform,jangalinski/camunda-bpm-platform,falko/camunda-bpm-platform,xasx/camunda-bpm-platform,ingorichtsmeier/camunda-bpm-platform,langfr/camunda-bpm-platform,bentrm/camunda-bpm-platform,bentrm/camunda-bpm-platform,xasx/camunda-bpm-platform,xasx/camunda-bpm-platform,falko/camunda-bpm-platform,ingorichtsmeier/camunda-bpm-platform,xasx/camunda-bpm-platform,camunda/camunda-bpm-platform,falko/camunda-bpm-platform,langfr/camunda-bpm-platform,filiphr/camunda-bpm-platform,jangalinski/camunda-bpm-platform,subhrajyotim/camunda-bpm-platform,camunda/camunda-bpm-platform,xasx/camunda-bpm-platform,subhrajyotim/camunda-bpm-platform,bentrm/camunda-bpm-platform,subhrajyotim/camunda-bpm-platform,subhrajyotim/camunda-bpm-platform,ingorichtsmeier/camunda-bpm-platform,langfr/camunda-bpm-platform,bentrm/camunda-bpm-platform,camunda/camunda-bpm-platform,filiphr/camunda-bpm-platform,camunda/camunda-bpm-platform,AlexMinsk/camunda-bpm-platform,falko/camunda-bpm-platform,AlexMinsk/camunda-bpm-platform,AlexMinsk/camunda-bpm-platform,AlexMinsk/camunda-bpm-platform