removed sql files from results in repo and added gitignore for sql

db/results/.gitignore

db/results/bam_1_bach_2019_02_22.sql

db/results/bam_1_bach_2019_02_23.sql

db/results/bam_1_dbs0_2018_10_02.sql

db/results/bam_2_bach_2019_02_27.sql

db/results/bam_2_dbs1_2019_03_01.sql

db/results/bam_2_dbs1_2019_03_03.sql

db/results/bam_2_dbs1_2019_03_05.sql

db/results/bam_2_dbs1_2019_03_15.sql

db/results/bam_2_dbs1_2019_04_29.sql

db/results/jena_2_dbs0_2018_09_27.sql

db/results/jena_2_dbs0_2018_09_28.sql

db/results/jena_2_dbs1_2019_04_29.sql

db/results/jena_2_dbs1_2019_04_30.sql

db/results/jena_2_dbs1_2019_05_01.sql

db/results/jena_3_dbs1_2019_10_04.sql

db/results/mariadb_2_dbs0_2018_09_24.sql

db/results/mariadb_2_dbs0_2018_09_25.sql

db/results/mariadb_2_dbs0_2018_09_27.sql

db/results/mariadb_2_dbs0_2018_09_28.sql