Fixed input entries in query function for querying 'samples' collection.
Added a sample group optino to query. Changed the name of the list of
samples with specific queried features to "sample_labels_list"
MassagingDBexample.py succesfully updates 'project' label in methylation
collection.
Added standard deviation and count to beta values collected and binned
from database.
Added a "drop_index" method to Mongo_Connector
Updating an entry in massagingDbexample now drops the index and
recreates it after updating the database to speed up the process.
Added a make_gaussian() method in methylation plot.
Merge branch 'master' of https://github.com/apfejes/epigenetics-software.git
Fixed multi option use