Updated TSDB to v0.9.15

Author: iguazio-deploy

go.mod

@@ -115,4 +115,4 @@ replace launchpad.net/gocheck => github.com/go-check/check v0.0.0-20180628173108
 
 replace github.com/v3io/frames => github.com/v3io/frames v0.0.0-20190328123118-1dad1ff610509e7b087d9cd390ed1b452caecf15
 
-replace github.com/v3io/v3io-tsdb => github.com/v3io/v3io-tsdb v0.9.12-5
+replace github.com/v3io/v3io-tsdb => github.com/v3io/v3io-tsdb v0.9.15

go.sum

@@ -278,6 +278,7 @@ github.com/openzipkin/zipkin-go v0.1.6/go.mod h1:QgAqvLzwWbR/WpD4A3cGpPtJrZXNIiJ
 github.com/pascaldekloe/goe v0.0.0-20180627143212-57f6aae5913c h1:Lgl0gzECD8GnQ5QCWA8o6BtfL6mDH5rQgM4/fX3avOs=
 github.com/pascaldekloe/goe v0.0.0-20180627143212-57f6aae5913c/go.mod h1:lzWF7FIEvWOWxwDKqyGYQf6ZUaNfKdP144TG7ZOy1lc=
 github.com/pavius/impi v0.0.0-20180302134524-c1cbdcb8df2b/go.mod h1:x/hU0bfdWIhuOT1SKwiJg++yvkk6EuOtJk8WtDZqgr8=
+github.com/pavius/impi v0.0.0-20200212064320-5db7efa5f87b/go.mod h1:x/hU0bfdWIhuOT1SKwiJg++yvkk6EuOtJk8WtDZqgr8=
 github.com/pavius/zap v0.0.0-20180228181622-8d52692529b8 h1:1N/m7VjDY1Pd30Uwv6bLttZVFQm3n8RUK9Ylf2J+4a4=
 github.com/pavius/zap v0.0.0-20180228181622-8d52692529b8/go.mod h1:6FWOCx06uh50GClv8S2cfk3asqTJs3qq3ZNRtLZE77I=
 github.com/pavius/zap v1.4.2-0.20180228181622-8d52692529b8 h1:WqLgmr/wj9TO5Sc6oYPQRAJBxuHE0NTeuVeFnT+FZVo=
@@ -409,6 +410,8 @@ github.com/v3io/v3io-tsdb v0.9.13 h1:beckhXVWGqgt0x4suvdsFrUKvT0Ius68bi8pF/U9CSk
 github.com/v3io/v3io-tsdb v0.9.13/go.mod h1:EC7brhr8tNKJvMpQiYeVdRoKS5VndGHBt5L+/LElsko=
 github.com/v3io/v3io-tsdb v0.9.14 h1:H+e1VW/Lx2qAdkkX1iivDEywNK3PUtdFQi7xzrvW3zA=
 github.com/v3io/v3io-tsdb v0.9.14/go.mod h1:Oqvn2Y3EDvz4eX5LW+YfHhv4ho30E2pg+4vebjqEJYE=
+github.com/v3io/v3io-tsdb v0.9.15 h1:iFZvF/pvg8C+bZe9xMcdUi0glKcr1EovUts5K/o16SU=
+github.com/v3io/v3io-tsdb v0.9.15/go.mod h1:hdeE2K5HLZsp2NL8VRK9vmMp7cZ2F8x3VoQB2Gr34MI=
 github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
 github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
 github.com/valyala/fasthttp v1.0.0 h1:BwIoZQbBsTo3v2F5lz5Oy3TlTq4wLKTLV260EVTEWco=