Fixes classpath definition in build.xml
- The version of POI using is 3.7
Exclude Ant runtime when compiling using javac
- It is usually best to set this to false so the script's behavior
  is not sensitive to the environment in which it is run
  http://ant.apache.org/manual/Tasks/javac.html
Adds copyconfig task
* The copyconfig is intented to copy all 'instance specific' files to the
  current project. This avoid the needs of handling instance files with shell
  scripts
Updates task to deploy instance to use appcfg.sh
* Instead of using the defined macros, we use the /bin/sh to execute
  the appcfg.sh
refactored bulk data client to return full questionDtos
handled splitting in CSV version of raw data report
fixing spanish characters in translation maps
handled split export on Excel report
explicitly setting encoding in javac command
fixed characters
finished split geo export and added test method
added force flag to signing target in applet build
updated importer to handle both packed and split geo cells
Merge branch 'feature/split_geo_question' into develop
offline raw data report now handles zips from multiple surveys
updated summary computation
Merge branch 'master' of https://github.com/akvo/akvo-flow into develop
Update project classpath with POI 3.8
Appends failonerror = false

* When copying the configuration files, set `failonerror` to false,
  to continue with the rest of files
Fixes Issue #116 - Changes the way of handling existing SurveyInstance

* If a `SurveyInstance` is preset, we check for a `QuestionAnswerStore`, if
  there is an entry for combination `SurveyInstance, Survey, Question` we skip
  processing that line, otherwise we store it.