remove ignore files

Former-commit-id: 8d6deaafe099bf6bab8ca8393d5db750f1032f5d

cpp/conf/log_config.conf

-* GLOBAL:
-    FORMAT                  =   "%datetime | %level | %logger | %msg"
-    FILENAME                =   "/tmp/milvus/logs/milvus-%datetime{%H:%m}-global.log"
-    ENABLED                 =   true
-    TO_FILE                 =   true
-    TO_STANDARD_OUTPUT      =   false
-    SUBSECOND_PRECISION     =   3
-    PERFORMANCE_TRACKING    =   false
-    MAX_LOG_FILE_SIZE       =   2097152 ## Throw log files away after 2MB
-* DEBUG:
-    FILENAME                =   "/tmp/milvus/logs/milvus-%datetime{%H:%m}-debug.log"
-    ENABLED                 =   true
-* WARNING:
-    FILENAME                =   "/tmp/milvus/logs/milvus-%datetime{%H:%m}-warning.log"
-* TRACE:
-    FILENAME                =   "/tmp/milvus/logs/milvus-%datetime{%H:%m}-trace.log"
-* VERBOSE:
-    FORMAT                  =   "%datetime{%d/%M/%y} | %level-%vlevel | %msg"
-    TO_FILE                 =   false
-    TO_STANDARD_OUTPUT      =   false
-## Error logs
-* ERROR:
-    ENABLED                 =   true
-    FILENAME                =   "/tmp/milvus/logs/milvus-%datetime{%H:%m}-error.log"
-* FATAL:
-    ENABLED                 =   true
-    FILENAME                =   "/tmp/milvus/logs/milvus-%datetime{%H:%m}-fatal.log"

cpp/conf/server_config.yaml

-server_config:
-  address: 0.0.0.0
-  port: 19530                 # the port milvus listen to, default: 19530, range: 1025 ~ 65534
-  gpu_index: 0                # the gpu milvus use, default: 0, range: 0 ~ gpu number - 1
-  mode: single                # milvus deployment type: single, cluster
-
-db_config:
-  db_path: /tmp/milvus             # milvus data storage path
-  db_backend_url: http://127.0.0.1 # meta database uri
-  index_building_threshold: 1024   # index building trigger threshold, default: 1024, unit: MB
-  archive_disk_threshold: 512      # triger archive action if storage size exceed this value, unit: GB
-  archive_days_threshold: 30       # files older than x days will be archived, unit: day
-
-metric_config:
-  is_startup: off      # if monitoring start: on, off
-  collector: prometheus # metrics collector: prometheus
-  prometheus_config:    # following are prometheus configure
-    collect_type: pull  # prometheus collect data method
-    port: 8080          # the port prometheus use to fetch metrics
-    push_gateway_ip_address: 127.0.0.1 # push method configure: push gateway ip address
-    push_gateway_port: 9091            # push method configure: push gateway port
-
-
-license_config:         # license configure
-  license_path: "/tmp/milvus/system.license" # license file path
-
-cache_config:           # cache configure
-  cpu_cache_capacity: 16   # how many memory are used as cache, unit: GB, range: 0 ~ less than total memory